CA918222A - Projection filament lamp - Google Patents

Projection filament lamp

Info

Publication number: CA918222A
Authority: CA; Canada
Prior art keywords: filament lamp; projection; projection filament; lamp; filament
Prior art date: 1970-02-18
Legal status (The legal status 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 status listed.): Expired

Application number

CA105327A

Other versions

CA105327S (en

Inventor

M. J. Van Beek Ferdinandus

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken 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.)

1970-02-18

Filing date

1971-02-15

Publication date

1973-01-02

1971-02-15 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1973-01-02 Application granted granted Critical

1973-01-02 Publication of CA918222A publication Critical patent/CA918222A/en

Status Expired legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/38—Seals for leading-in conductors

CA105327A 1970-02-18 1971-02-15 Projection filament lamp Expired CA918222A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7002305.A NL156537B (en)	1970-02-18	1970-02-18	PROJECTION BULB.

Publications (1)

Publication Number	Publication Date
CA918222A true CA918222A (en)	1973-01-02

Family

ID=19809367

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA105327A Expired CA918222A (en)	1970-02-18	1971-02-15	Projection filament lamp

Country Status (6)

Country	Link
US (1)	US3706900A (en)
JP (1)	JPS5135792B1 (en)
CA (1)	CA918222A (en)
FR (1)	FR2078769A5 (en)
GB (1)	GB1283889A (en)
NL (1)	NL156537B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4514780A (en) *	1983-01-07	1985-04-30	Wm. Neundorfer & Co., Inc.	Discharge electrode assembly for electrostatic precipitators
US4578616A (en) *	1984-06-07	1986-03-25	General Electric Company	Tungsten halogen incandescent lamp having an improved mounting structure
US4968916A (en) *	1989-09-08	1990-11-06	General Electric Company	Xenon-metal halide lamp particularly suited for automotive applications having an improved electrode structure
DE102004041113A1 (en) *	2004-08-24	2006-03-02	Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH	Electric lightbulb

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2404992A (en) *		1946-07-30		Lamp filament connection
US2226281A (en) *	1939-12-09	1940-12-24	Aurex Corp	Vacuum tube filament

1970
- 1970-02-18 NL NL7002305.A patent/NL156537B/en not_active IP Right Cessation
1971
- 1971-02-09 US US113876A patent/US3706900A/en not_active Expired - Lifetime
- 1971-02-15 CA CA105327A patent/CA918222A/en not_active Expired
- 1971-02-15 JP JP46006457A patent/JPS5135792B1/ja active Pending
- 1971-02-18 FR FR7105549A patent/FR2078769A5/fr not_active Expired
- 1971-04-19 GB GB21811/71A patent/GB1283889A/en not_active Expired

Also Published As

Publication number	Publication date
NL7002305A (en)	1971-08-20
US3706900A (en)	1972-12-19
DE2105155A1 (en)	1971-09-02
FR2078769A5 (en)	1971-11-05
JPS5135792B1 (en)	1976-10-05
GB1283889A (en)	1972-08-02
NL156537B (en)	1978-04-17
DE2105155B2 (en)	1976-05-20

Similar Documents

Publication	Publication Date	Title
ZA711508B (en)	1971-11-24	Incandescent lamp manufacture
CA934429A (en)	1973-09-25	Electric filament lamp
CA918222A (en)	1973-01-02	Projection filament lamp
CA934804A (en)	1973-10-02	Electric filament lamp
AU3373771A (en)	1973-03-29	Foam-encased lamp
CA938988A (en)	1973-12-25	Tungsten halogen lamp
CA954928A (en)	1974-09-17	Illumination lamp
CA954960A (en)	1974-09-17	Lampholder
CA934428A (en)	1973-09-25	Electric filament lamp
AU3713771A (en)	1973-06-28	Improved photoflash lamps
CA834879A (en)	1970-02-17	Projection lamps
CA855823A (en)	1970-11-10	Projector lamp base-socket arrangement
CA827274A (en)	1969-11-11	Projector lamp
AU451036B2 (en)	1972-09-21	Incandescent lamp manufacture
CA857436A (en)	1970-12-01	Incandescent lamp manufacture
AU435529B2 (en)	1971-10-14	Halogen lamp
CA844735A (en)	1970-06-16	Lamp
CA833128A (en)	1970-01-27	Incandescent flasher lamp
AU454198B2 (en)	1972-06-22	Photoflash lamp
AU412828B2 (en)	1971-05-03	Photoflash lamp
CA857593A (en)	1970-12-08	Photoflash lamp
CA963282A (en)	1975-02-25	Photoflash lamp
CA835304A (en)	1970-02-24	Midget incandescent lamps
CA837438A (en)	1970-03-24	Spotlight lamp
CA794918A (en)	1968-09-17	Projection lamp