CH304864A - Electric incandescent lamp with two incandescent bodies, in particular for vehicle headlights. - Google Patents

Electric incandescent lamp with two incandescent bodies, in particular for vehicle headlights.

Info

Publication number: CH304864A
Authority: CH; Switzerland
Prior art keywords: incandescent; bodies; vehicle headlights; electric; incandescent lamp
Prior art date: 1951-10-06

Application number

Other languages

German (de)

Inventor

Gloeilampenfabrieken N Philips

Original Assignee

Philips Nv

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.)

1951-10-06

Filing date

1952-10-04

Publication date

1955-01-31

1952-10-04 Application filed by Philips Nv filed Critical Philips Nv

1955-01-31 Publication of CH304864A publication Critical patent/CH304864A/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K9/00—Lamps having two or more incandescent bodies separately heated
- H01K9/08—Lamps having two or more incandescent bodies separately heated to provide selectively different light effects, e.g. for automobile headlamp

CH304864D 1951-10-06 1952-10-04 Electric incandescent lamp with two incandescent bodies, in particular for vehicle headlights. CH304864A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEP6288D DE887843C (en)	1951-10-06	1951-10-06	Electric light bulb with two filament wires, especially for car headlights

Publications (1)

Publication Number	Publication Date
CH304864A true CH304864A (en)	1955-01-31

Family

ID=40622216

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH304864D CH304864A (en)	1951-10-06	1952-10-04	Electric incandescent lamp with two incandescent bodies, in particular for vehicle headlights.

Country Status (7)

Country	Link
US (1)	US2733377A (en)
BE (1)	BE514629A (en)
CH (1)	CH304864A (en)
DE (1)	DE887843C (en)
FR (1)	FR1073958A (en)
GB (1)	GB720130A (en)
NL (2)	NL89412C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3156843A (en) *	1960-10-27	1964-11-10	Sylvania Electric Prod	Incandescent lamp mount
US3548244A (en) *	1968-07-01	1970-12-15	British Lighting Ind Ltd	Lamp having twin filaments and integral filament legs mounted in a bridge
DE10219729A1 (en) *	2002-05-02	2003-11-13	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	Light bulb for automotive headlights

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2084750A (en) *	1935-01-29	1937-06-22	Edison Inc Thomas A	Gaseous discharge system
LU28218A1 (en) *	1946-11-27
NL145946B (en) *	1949-04-13		Philips Nv	DEVICE FOR GENERATING COLD, IN PARTICULAR AT VERY LOW TEMPERATURES.

0
- US US2733377D patent/US2733377A/en not_active Expired - Lifetime
- BE BE514629D patent/BE514629A/xx unknown
- NL NLAANVRAGE7709731,A patent/NL172909B/en unknown
1951
- 1951-10-06 DE DEP6288D patent/DE887843C/en not_active Expired
1952
- 1952-10-03 FR FR1073958D patent/FR1073958A/en not_active Expired
- 1952-10-03 NL NL172909A patent/NL89412C/xx active
- 1952-10-03 GB GB24827/52A patent/GB720130A/en not_active Expired
- 1952-10-04 CH CH304864D patent/CH304864A/en unknown

Also Published As

Publication number	Publication date
GB720130A (en)	1954-12-15
FR1073958A (en)	1954-09-30
NL172909B (en)
DE887843C (en)	1953-08-27
NL89412C (en)	1958-06-16
BE514629A (en)
US2733377A (en)	1956-01-31

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