NL52742C - - Google Patents

Info

Publication number: NL52742C
Authority: NL; Netherlands

Application number

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.)

1937-08-05

Publication of NL52742C publication Critical patent/NL52742C/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
- H01J61/822—High-pressure mercury lamps
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0048—Tubes with a main cathode
- H01J2893/0056—Parts inside tubes brought to incandescence by the discharge

NL52742D 1937-08-05 NL52742C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2177696X		1937-08-05

Publications (1)

Publication Number	Publication Date
NL52742C true NL52742C (enrdf_load_html_response)

Family

ID=7988726

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL52742D NL52742C (enrdf_load_html_response)	1937-08-05

Country Status (3)

Country	Link
US (1)	US2177696A (enrdf_load_html_response)
FR (1)	FR841783A (enrdf_load_html_response)
NL (1)	NL52742C (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2474403A (en) *	1942-10-15	1949-06-28	Reichinstein David	Arc lamp and its low-tension ignition
US2508192A (en) *	1945-03-07	1950-05-16	Reichinstein David	Arc lamp and circuit therefor
DE1139208B (de) *	1960-07-27	1962-11-08	Patra Patent Treuhand	Hochdruckentladungslampe hoher Leuchtdichte

0
- NL NL52742D patent/NL52742C/xx active
1938
- 1938-08-02 US US222688A patent/US2177696A/en not_active Expired - Lifetime
- 1938-08-05 FR FR841783D patent/FR841783A/fr not_active Expired

Also Published As

Publication number	Publication date
FR841783A (fr)	1939-05-26
US2177696A (en)	1939-10-31

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