FR771173A - Electric discharge tube - Google Patents

Electric discharge tube

Info

Publication number: FR771173A
Authority: FR; France
Prior art keywords: electric discharge; discharge tube; tube; electric; discharge
Prior art date: 1933-04-04
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

Other languages

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.)

1933-04-04

Filing date

1934-04-03

Publication date

1934-10-02

1934-04-03 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1934-10-02 Application granted granted Critical

1934-10-02 Publication of FR771173A publication Critical patent/FR771173A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/34—Double-wall vessels or containers
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/32—Special longitudinal shape, e.g. for advertising purposes
- H01J61/325—U-shaped lamps

FR771173D 1933-04-04 1934-04-03 Electric discharge tube Expired FR771173A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE414608X		1933-04-04

Publications (1)

Publication Number	Publication Date
FR771173A true FR771173A (en)	1934-10-02

Family

ID=6448372

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR771173D Expired FR771173A (en)	1933-04-04	1934-04-03	Electric discharge tube

Country Status (4)

Country	Link
US (1)	US2001510A (en)
FR (1)	FR771173A (en)
GB (1)	GB414608A (en)
NL (1)	NL44356C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0553690A1 (en) *	1992-01-31	1993-08-04	Shimadzu Corporation	Atomic absorption spectrophotometer using low pressure discharge tube
WO1995017002A3 (en) *	1993-12-16	1995-08-10	Dieter Strueber	Method of manufacturing a discharge lamp and discharge camp manufactured according to this method
EP0800202A3 (en) *	1996-04-03	1997-12-10	Heraeus Noblelight GmbH	Optical radiators

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58172857A (en) *	1982-03-31	1983-10-11	Matsushita Electric Works Ltd	Fluorescent lamp

0
- NL NL44356D patent/NL44356C/xx active
1934
- 1934-03-10 GB GB7674/34A patent/GB414608A/en not_active Expired
- 1934-03-16 US US715951A patent/US2001510A/en not_active Expired - Lifetime
- 1934-04-03 FR FR771173D patent/FR771173A/en not_active Expired

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0553690A1 (en) *	1992-01-31	1993-08-04	Shimadzu Corporation	Atomic absorption spectrophotometer using low pressure discharge tube
US5568254A (en) *	1992-01-31	1996-10-22	Shimadzu Corporation	Low pressure discharge tube and atomic absorption spectrophotometer using the same
WO1995017002A3 (en) *	1993-12-16	1995-08-10	Dieter Strueber	Method of manufacturing a discharge lamp and discharge camp manufactured according to this method
EP0800202A3 (en) *	1996-04-03	1997-12-10	Heraeus Noblelight GmbH	Optical radiators

Also Published As

Publication number	Publication date
US2001510A (en)	1935-05-14
NL44356C (en)
GB414608A (en)	1934-08-09

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