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(en)
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1857-09-08 |
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Tube fob steam-pressure gages |
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(en)
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1855-08-21 |
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matthews |
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1909-10-01 |
1910-10-25 |
Rudolf Kronenberg |
Autocar-wheel.
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US1421501A
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1916-03-25 |
1922-07-04 |
Henry P Kraft |
Gauge
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1918-02-09 |
1918-12-24 |
Oil Mill Machinery & Mfg Company |
Hydraulic-pressure and time indicator.
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(en)
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1919-12-29 |
1922-05-23 |
Jacob I Glickerman |
Tire gauge
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1920-01-19 |
1920-07-06 |
Us Gauge Co |
Pressure-gage
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US1536478A
(en)
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1920-04-17 |
1925-05-05 |
Manning Maxwell & Moore Inc |
Gauge
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(en)
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1920-05-12 |
1923-02-06 |
Berry Charles Harold |
Absolute pressure gauge
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(en)
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1922-11-11 |
1925-05-12 |
James Morrison Brass Mfg Compa |
Homogenizer gauge
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*
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1925-08-26 |
1928-04-03 |
Cons Ashcroft Hancock Co |
Nonvibrating gauge
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*
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1930-09-10 |
1932-08-30 |
John M Lammedee |
Gauge
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(en)
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1936-06-03 |
1939-11-28 |
Otto W Heise |
Pressure gauge
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(en)
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1936-06-03 |
1938-05-10 |
Otto W Heise |
Pressure gauge
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GB534662A
(en)
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1939-09-07 |
1941-03-13 |
Charles Robert Archibald Grant |
Improvements in pressure gauges and other indicating instruments
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GB566948A
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1943-03-11 |
1945-01-22 |
Charles Robert Archibald Grant |
Improvements in or relating to indicating instruments
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(en)
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1943-06-16 |
1945-06-12 |
Percival W Andrews |
Pressure gauge
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(en)
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1948-03-25 |
1951-08-28 |
Clifford P Seiz |
Pressure-responsive compressed-gas supply gauge
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US2693896A
(en)
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1950-03-10 |
1954-11-09 |
Acragage Corp |
Pressure gauge case and closure
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(en)
*
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1950-09-07 |
1955-02-15 |
Acragage Corp |
Pressure gauge
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*
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1952-12-02 |
1957-06-25 |
American Machine & Metals |
Damped pressure gage
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(en)
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1953-09-25 |
1955-07-05 |
Booth Christopher Hodgson |
Bourdon tubes and like resilient, pressure-responsive tubular elements
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1962-08-23 |
1966-10-11 |
American Radiator & Standard |
Pressure sensing instrument
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1962-08-31 |
1965-11-02 |
Dresser Ind |
Shock resistant instrument
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1963-11-01 |
1965-03-30 |
Manning Maxwell & Moore Inc |
External pointer adjustment for a dial instrument
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*
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1965-04-06 |
1967-08-15 |
Eltra Corp |
Pulsation dampened pressure gauge
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1966-02-03 |
1968-08-27 |
Heise Bourdon Tube Co Inc |
Bourdon tube with a smooth internal structure
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1966-03-26 |
1971-08-03 |
Giulio Raffaelli |
Apparatus for measuring tire pressures
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1968-05-24 |
1971-01-19 |
Robert S Harrah |
Meter movement
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1968-11-08 |
1970-12-22 |
Ametek Inc |
Glass lens seal ring
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1969-06-16 |
1971-09-07 |
Dresser Ind |
Gas adsorption thermometer
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CH487393A
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1969-06-18 |
1970-03-15 |
Tesa Sa |
Dial measuring instrument
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1969-08-28 |
1972-01-11 |
Robertshaw Controls Co |
Gage construction and link means therefor
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1970-03-09 |
1972-02-15 |
Dresser Ind |
Bourdon tube having integral pointer
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1970-03-09 |
1971-12-28 |
Dresser Ind |
Pressure venting instrument casing assembly
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1970-10-20 |
1972-01-11 |
Colgate Palmolive Co |
Spherical device for conditioning fabrics in dryer
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1971-04-06 |
1973-10-16 |
Chatham Precision Inc |
Flow control valve
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1971-09-23 |
1973-10-16 |
Dresser Ind |
Gauge casing construction
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1971-12-16 |
1975-12-02 |
Ametek Inc |
Pressure gauge
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1972-08-23 |
1974-04-30 |
Dresser Ind |
Explosion proof gauge transducer
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1972-10-07 |
1980-01-24 |
Haenni & Cie Mbh, 7000 Stuttgart |
Housing to accommodate a measuring mechanism
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1972-12-06 |
1974-04-16 |
Ametek Inc |
Pressure gauge assembly
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1973-11-07 |
1977-10-25 |
Dresser Industries, Inc. |
Motion amplifier for condition responsive gauge instrument
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1974-12-20 |
1976-07-16 |
Thomson Csf |
OPTICAL TRANSMISSION LINK SYSTEM BY MEANS OF LIGHT GUIDES
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1975-04-21 |
1976-08-24 |
Dresser Industries, Inc. |
Corrosion resistant Bourdon tube
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1976-05-20 |
1977-10-04 |
H. O. Trerice Co. |
Condition responsive indicating instrument
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1976-11-30 |
1979-04-10 |
Alexander Wiegand Gmbh & Co. Armaturen- Und Manometerfabrik |
Method and device for producing a spring manometer measuring system as well as a tube spring manometer
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*
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1977-01-05 |
1978-07-18 |
Span Instruments |
Dry pressure gauge with dampened needle movement
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1977-03-07 |
1978-08-29 |
Dresser Industries, Inc. |
Movement construction for a pressure responsive instrument
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1977-12-12 |
1980-12-23 |
Dresser Industries, Inc. |
Motion amplifier for condition responsive gauge instrument
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1978-05-22 |
1979-07-24 |
Dresser Industries, Inc. |
Pressure gauge construction
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1978-10-04 |
1979-09-25 |
Dresser Industries, Inc. |
Amplifier mounting construction for a pressure gauge
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1979-05-03 |
1980-12-09 |
Dresser Industries, Inc. |
Pressure measuring sub-assembly and amplifier support therefore
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1979-03-26 |
1981-01-27 |
Dresser Industries, Inc. |
Pressure gauge construction
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1979-11-26 |
1981-11-10 |
Hydril Company |
Pulsation dampener
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1980-06-05 |
1982-07-06 |
Dresser Industries, Inc. |
Pressure gauge construction
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1981-03-03 |
1982-11-30 |
Dresser Industries, Inc. |
Calibration adjustment for gauge instruments
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1981-08-31 |
1984-04-24 |
Dresser Industries, Inc. |
Movement construction for condition responsive gauge instrument
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1982-03-18 |
1983-09-22 |
Teijin Ltd |
Production of polyester
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1982-03-26 |
1983-11-08 |
Dresser Industries, Inc. |
Pulsation throttling device for a pressure gauge
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1982-04-23 |
1983-11-08 |
Combustion Engineering, Inc. |
System for dampening pulsations or oscillations in a force-balance instrument
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1982-08-16 |
1984-12-18 |
Robertshaw Controls Company |
Method of making a fluid pressure actuator
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1982-08-23 |
1985-11-12 |
Cajon Company |
Fluid coupling
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JPS5966103U
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1982-10-25 |
1984-05-02 |
トヨタ自動車株式会社 |
dial gauge
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1982-11-18 |
1985-09-24 |
Dresser Industries, Inc. |
Bourdon tube construction
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1983-03-07 |
1984-12-04 |
Dresser Industries, Inc. |
Movement support bracket for a pressure gauge
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1983-03-09 |
1985-02-26 |
Dresser Industries, Inc. |
Temperature compensator for liquid filled pressure gauge
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1983-04-18 |
1985-10-08 |
Dresser Industries, Inc. |
Integral solid front gauge case for a pressure gauge
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1983-07-29 |
1985-02-18 |
Nec Corp |
Storage circuit of state history
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1983-08-04 |
1985-03-05 |
Dresser Industries, Inc. |
Combined pressure gauge-transmitter
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1986-05-09 |
1990-07-03 |
Dresser Industries, Inc. |
Welded article and method of manufacture
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1987-03-09 |
1988-06-28 |
Dresser Industries, Inc. |
Case assembly for gauge
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1988-08-02 |
1991-03-19 |
Cooper Robert P |
Pressure gauge for medical applications
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1989-09-20 |
1991-05-09 |
Jidosha Kiki Co Ltd |
Reaction force controller for power steering device
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1990-04-23 |
1995-06-07 |
矢崎総業株式会社 |
Cross coil type indicator
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1990-08-22 |
1991-11-19 |
Dresser Industries, Inc. |
Method of calibrating mechanical pressure gauges
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1990-08-22 |
1994-09-06 |
Dresser Industries, Inc. |
Method of calibrating mechanical pressure gauges
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1991-07-30 |
1993-01-26 |
Dresser Industries, Inc. |
Diaphragm type fluid pressure gauge
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1993-07-23 |
1995-05-16 |
Schlumberger Industries, Inc. |
Remote meter reading receptacle for pit lid mounting
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1994-04-08 |
1995-08-01 |
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Seat actuated toilet bowl light
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1994-07-29 |
1997-01-28 |
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Apparatus for venting tubes
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1994-08-25 |
2003-09-02 |
Smc株式会社 |
Bourdon tube pressure gauge
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1995-02-17 |
1996-01-09 |
Dresser Industries, Inc. |
Snap-fit assembly of direct drive Bourdon tube pressure gauge
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1996-01-16 |
1997-01-07 |
Dresser Industries, Inc. |
Pressure gauge for semi-conductor processing
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1996-03-14 |
1997-07-01 |
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Pressure gauge reset mechanism
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1996-03-21 |
1999-06-22 |
Dresser Industries, Inc. |
Instrument casing assembly
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1996-08-12 |
1997-07-22 |
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Pressure gauge showing a current and a preset pressure
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1997-04-15 |
2000-12-26 |
Dresser Industries, Inc. |
Self aligning dial for instrument gauge
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1997-04-15 |
1999-10-26 |
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Pressure gauge having a diaphragm secured staked within the enclosure
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2000-09-19 |
Dresser Industries, Inc. |
Pressure gauge having dampener mechanism
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1997-07-11 |
1999-01-21 |
Dresser Industries, Inc. |
Ultra-high purity bourdon tube pressure gauge system
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1998-02-12 |
1999-09-14 |
Dresser Industries |
Ultra-high purity Bourdon tube pressure gauge system
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1998-10-29 |
2000-07-11 |
Dresser Industries, Inc. |
High range pressure sensor for pressure gauge
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1999-10-05 |
2001-10-02 |
Dresser, Inc. |
Linearity adjustment feature for suspended movement-type pressure gauges
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