NO131319B - - Google Patents

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Info

Publication number: NO131319B
Authority: NO; Norway
Prior art keywords: valve; return valve; spring; return; venting
Prior art date: 1968-07-04

Application number

NO1675/69A

Other languages

English (en)

Norwegian (no)

Other versions

NO131319C (de

Inventor

D Leyburn

D J Horton

E G F Baker

C Lemieux

Original Assignee

Bell Canada

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1968-07-04

Filing date

1969-04-23

Publication date

1975-01-27

1969-04-23 Application filed by Bell Canada filed Critical Bell Canada

1975-01-27 Publication of NO131319B publication Critical patent/NO131319B/no

1975-05-07 Publication of NO131319C publication Critical patent/NO131319C/no

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/022—One-way selective calling networks, e.g. wide area paging

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Mobile Radio Communication Systems (AREA)
Self-Closing Valves And Venting Or Aerating Valves (AREA)

NO1675/69A 1968-07-04 1969-04-23 NO131319C (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA876266A CA876266A (en)	1968-07-04	1968-07-04	Telephone paging system and method

Publications (2)

Publication Number	Publication Date
NO131319B true NO131319B (de)	1975-01-27
NO131319C NO131319C (de)	1975-05-07

Family

ID=4084351

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO1675/69A NO131319C (de)	1968-07-04	1969-04-23

Country Status (14)

Country	Link
US (1)	US3575558A (de)
AT (1)	AT311427B (de)
BE (1)	BE730238A (de)
CA (1)	CA876266A (de)
CH (1)	CH512166A (de)
DE (1)	DE1817487B2 (de)
ES (1)	ES367472A1 (de)
FR (1)	FR1604686A (de)
GB (1)	GB1210590A (de)
HU (1)	HU162540B (de)
NL (1)	NL145429B (de)
NO (1)	NO131319C (de)
SE (1)	SE359716B (de)
SU (1)	SU432737A3 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3836726A (en) *	1971-10-25	1974-09-17	Martin Marietta Corp	Data transmission method and apparatus
US4072638A (en) *	1972-05-15	1978-02-07	Solvay & Cie	Halogenated polyether polyols and polyurethane foams produced therefrom
US3818145A (en) *	1972-07-19	1974-06-18	United Eng Corp	Radio paging system
US3902022A (en) *	1973-09-19	1975-08-26	Motorola Inc	Multiplex system for paging terminals and method
DE2709855A1 (de) *	1977-03-07	1978-09-14	Siemens Ag	Fernsprech- und datennetz fuer mobile teilnehmer
US4178475A (en) *	1978-03-09	1979-12-11	General Communications Co., Inc.	Method and control apparatus for radio paging systems
US4178476A (en) *	1978-05-26	1979-12-11	Frost Edward G	Automatic nationwide paging system
DE2938808A1 (de) *	1979-09-25	1981-04-09	Siemens AG, 1000 Berlin und 8000 München	System zum aufbau von fernsprechverbindungen, insbesondere nationale grenzen ueberschreitende fernsprechverbindungen, zwischen stationaeren oder mobilen fernsprechstationen zu mobilen fernsprechstationen, z.b. funkfernsprechstationen
DE2950387C2 (de) *	1979-12-14	1982-06-24	Siemens AG, 1000 Berlin und 8000 München	Vermittlungssystem mit Personensuchfunktion
NZ197059A (en) *	1980-05-23	1983-11-30	Post Office	Nationwide radiopaging:selective zone transmissions
DE3687267T2 (de) *	1985-08-08	1993-04-15	Metrocast	Landesweites funkrufsystem.
BR8606817A (pt) *	1985-08-08	1987-10-13	Network Stallite Paging Partne	Receptor de exploracao para paginacao por radio para sistema de paginacao
GB8619875D0 (en) *	1986-08-15	1986-09-24	British Telecomm	Communications system
US4723264A (en) *	1987-06-19	1988-02-02	Motorola, Inc.	Signalling method for establishing trunked communication
US4870410A (en) *	1988-02-22	1989-09-26	Telefind Corp.	Paging system local switch
US4868562A (en) *	1988-02-22	1989-09-19	Telefind Corp.	Paging system
US4878051A (en) *	1988-02-22	1989-10-31	Telefind Corp.	Paging system with commands for changing functionality of a paging receiver
US4876538A (en) *	1988-02-22	1989-10-24	Telefind Corp.	Paging system sublocal switch
US4868558A (en) *	1988-02-22	1989-09-19	Telefind Corp.	Paging system lata switch
US4868860A (en) *	1988-02-22	1989-09-19	Telefind Corp.	Paging system for entering pages by local telephone call
US4875039A (en) *	1988-02-22	1989-10-17	Telefind Corp.	Paging system with transmission protocol compatible with analog and digital transmitters
US4866431A (en) *	1988-02-22	1989-09-12	Telefind Corp.	Paging system hub switch
US4993059A (en) *	1989-02-08	1991-02-12	Cableguard, Inc.	Alarm system utilizing wireless communication path
JP3222485B2 (ja) *	1990-06-20	2001-10-29	エニー株式会社	携帯用無線送受信方法
US5247700A (en) *	1990-11-16	1993-09-21	Universal Cellular, Inc.	Cellular telephone with pager
EP0514360B1 (de) *	1991-04-17	1998-06-17	Telefonaktiebolaget L M Ericsson	Zellulares Kommunikationssystem mit integrierten Funkrufsystem
US5315636A (en) *	1991-06-28	1994-05-24	Network Access Corporation	Personal telecommunications system
US5625890A (en) *	1993-06-29	1997-04-29	Swift Computers, Inc.	Logging recorder system for trunking radio
US5710978A (en) *	1993-06-29	1998-01-20	Swift Computers, Inc.	Logging recorder system for trunking radio
JP3095414B2 (ja)	1993-09-08	2000-10-03	パシフィック・コミュニケーション・サイエンシーズ・インコーポレイテッド	複数の動作モードを有する携帯通信およびデータ端末
US5544222A (en) *	1993-11-12	1996-08-06	Pacific Communication Sciences, Inc.	Cellular digtial packet data mobile data base station
US6329902B1 (en)	1994-04-20	2001-12-11	Cellco Partnership	Wide area two-way paging using a mesh network with paging receivers
US6334062B1 (en)	1995-06-07	2001-12-25	Cirrus Logic, Inc.	Portable communications and data terminal operating to optimize receipt of both incoming CDPD and AMPS messages
US6370135B1 (en)	1995-06-07	2002-04-09	Cirrus Logic, Inc.	Continuous CDPD base station and method of facilitating efficient data transfer
KR0168786B1 (ko) *	1995-07-21	1999-02-01	김광호	무선 호출 시스템의 광역호 처리방법
US5737706A (en) *	1995-08-03	1998-04-07	Bell Atlantic Network Services, Inc.	Power system supporting CDPD operation
GB0004178D0 (en)	2000-02-22	2000-04-12	Nokia Networks Oy	Integrity check in a communication system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2259316A (en) *	1939-02-23	1941-10-14	Westinghouse Electric & Mfg Co	Highway radio system
US3041402A (en) *	1958-07-03	1962-06-26	Automatic Elect Lab	Automatic mobile telephone system
US2985719A (en) *	1959-11-12	1961-05-23	Gen Electric	Automatic direct paging system

1968
- 1968-07-04 CA CA876266A patent/CA876266A/en not_active Expired
- 1968-07-26 US US754522A patent/US3575558A/en not_active Expired - Lifetime
- 1968-12-16 SE SE17179/68A patent/SE359716B/xx unknown
- 1968-12-23 GB GB60999/68A patent/GB1210590A/en not_active Expired
- 1968-12-30 DE DE1817487A patent/DE1817487B2/de not_active Withdrawn
- 1968-12-31 FR FR1604686D patent/FR1604686A/fr not_active Expired
1969
- 1969-02-14 NL NL696902418A patent/NL145429B/xx unknown
- 1969-03-21 BE BE730238D patent/BE730238A/xx unknown
- 1969-04-23 NO NO1675/69A patent/NO131319C/no unknown
- 1969-04-28 SU SU1326133A patent/SU432737A3/ru active
- 1969-05-03 HU HUBE994A patent/HU162540B/hu unknown
- 1969-05-20 ES ES367472A patent/ES367472A1/es not_active Expired
- 1969-06-12 AT AT560069A patent/AT311427B/de not_active IP Right Cessation
- 1969-07-04 CH CH1027969A patent/CH512166A/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE1817487B2 (de)	1975-08-21
US3575558A (en)	1971-04-20
NL145429B (nl)	1975-03-17
GB1210590A (en)	1970-10-28
HU162540B (de)	1973-03-28
SU432737A3 (ru)	1974-06-15
FR1604686A (de)	1972-01-03
NL6902418A (de)	1970-01-06
DE1817487A1 (de)	1970-02-12
CH512166A (de)	1971-08-31
CA876266A (en)	1971-07-20
NO131319C (de)	1975-05-07
AT311427B (de)	1973-11-12
SE359716B (de)	1973-09-03
BE730238A (de)	1969-09-01
ES367472A1 (es)	1971-06-16

Publication	Publication Date	Title
NO131319B (de)	1975-01-27
NO136133B (no)	1977-04-18	Hydropneumatisk l¦fteaggregat.
CN105518310A (zh)	2016-04-20	流体控制阀
US4042178A (en)	1977-08-16	Shutoff valve construction particularly for high pressure
US2316052A (en)	1943-04-06	Moisture removing device for air compressor systems
SE333791B (de)	1971-03-29
KR880002081B1 (ko)	1988-10-14	드레인 배출장치
US1157215A (en)	1915-10-19	Valve for hydraulic machines.
US1540962A (en)	1925-06-09	Hydraulic valve
GB715383A (en)	1954-09-15	Improvements in or relating to valve-controlled conduits for fluids
US1999369A (en)	1935-04-30	Valve mechanism for portable tools
US2351956A (en)	1944-06-20	Semiautomatic operating device for garment presses
US3565113A (en)	1971-02-23	Timing device for the control of fluid flow
US2297797A (en)	1942-10-06	Valve device
SU83931A1 (ru)	1949-11-30	Распределитель сжатого воздуха поплавкового пневмонасоса
US2307628A (en)	1943-01-05	Valve mechanism
US283046A (en)	1883-08-14	Reversing-valve for steam-engines
US1412925A (en)	1922-04-18	Automatically-controlled flush valve
US1437136A (en)	1922-11-28	Automatic safety check valve
US472855A (en)	1892-04-12	Cylinder drain-cock
US1954812A (en)	1934-04-17	Drifting valve
US1260184A (en)	1918-03-19	Fluid-operated valve mechanism.
JPH0429175Y2 (de)	1992-07-15
US1788593A (en)	1931-01-13	Balanced valve
US530503A (en)	1894-12-11	Steam-cylinder valve