BE421039A - - Google Patents

Info

Publication number: BE421039A
Authority: BE; Belgium

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.)

1936-04-15

Publication of BE421039A publication Critical patent/BE421039A/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof

BE421039D 1936-04-15 BE421039A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE484355X		1936-04-15

Publications (1)

Publication Number	Publication Date
BE421039A true BE421039A (enrdf_load_html_response)

Family

ID=6543102

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE421039D BE421039A (enrdf_load_html_response)	1936-04-15

Country Status (4)

Country	Link
US (1)	US2100886A (enrdf_load_html_response)
BE (1)	BE421039A (enrdf_load_html_response)
FR (1)	FR820587A (enrdf_load_html_response)
GB (1)	GB484355A (enrdf_load_html_response)

0
- BE BE421039D patent/BE421039A/xx unknown
1937
- 1937-03-17 US US131464A patent/US2100886A/en not_active Expired - Lifetime
- 1937-04-13 GB GB10544/37A patent/GB484355A/en not_active Expired
- 1937-04-14 FR FR820587D patent/FR820587A/fr not_active Expired

Also Published As

Publication number	Publication date
US2100886A (en)	1937-11-30
FR820587A (fr)	1937-11-15
GB484355A (en)	1938-05-04

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