NL38239C - - Google Patents

Info

Publication number: NL38239C
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.)

1930-03-21

Publication of NL38239C publication Critical patent/NL38239C/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/96—Lamps with light-emitting discharge path and separately-heated incandescent body within a common envelope, e.g. for simulating daylight

NL38239D 1930-03-21 NL38239C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US437659A US2199956A (en)	1930-03-21	1930-03-21	Mercury vapor glow lamp

Publications (1)

Publication Number	Publication Date
NL38239C true NL38239C (enrdf_load_html_response)

Family

ID=23737350

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL38239D NL38239C (enrdf_load_html_response)	1930-03-21

Country Status (4)

Country	Link
US (1)	US2199956A (enrdf_load_html_response)
FR (1)	FR713617A (enrdf_load_html_response)
GB (1)	GB374466A (enrdf_load_html_response)
NL (1)	NL38239C (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE966968C (de) *	1948-10-02	1957-09-19	Ulrich W Doering	Medizinisches Geraet fuer kombinierte Ultraviolett- und Infrarotbestrahlung
US3046444A (en) *	1959-04-28	1962-07-24	Raytheon Co	Magnetrons

0
- NL NL38239D patent/NL38239C/xx active
1930
- 1930-03-21 US US437659A patent/US2199956A/en not_active Expired - Lifetime
1931
- 1931-03-10 GB GB7375/31A patent/GB374466A/en not_active Expired
- 1931-03-20 FR FR713617D patent/FR713617A/fr not_active Expired

Also Published As

Publication number	Publication date
FR713617A (fr)	1931-10-30
GB374466A (en)	1932-06-10
US2199956A (en)	1940-05-07

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