BE454689A - - Google Patents

Info

Publication number: BE454689A
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.)

1943-03-06

Publication of BE454689A publication Critical patent/BE454689A/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens

BE454689D 1943-03-06 BE454689A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL244455X		1943-03-06

Publications (1)

Publication Number	Publication Date
BE454689A true BE454689A (enrdf_load_html_response)

Family

ID=19780768

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE454689D BE454689A (enrdf_load_html_response)	1943-03-06

Country Status (6)

Country	Link
US (1)	US2520218A (enrdf_load_html_response)
BE (1)	BE454689A (enrdf_load_html_response)
CH (1)	CH244455A (enrdf_load_html_response)
FR (1)	FR902426A (enrdf_load_html_response)
GB (1)	GB625283A (enrdf_load_html_response)
NL (1)	NL62445C (enrdf_load_html_response)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1714405A (en) *	1923-07-30	1929-05-21	Raytheon Inc	Electrical apparatus
US2011922A (en) *	1931-02-25	1935-08-20	Electrons Inc	Discharge tube
NL40381C (enrdf_load_html_response) *	1932-03-03
FR762953A (fr) *	1932-10-27	1934-04-21	Siemens Ag	Tube de décharge à vapeur ou gaz, à commande constante
US2189593A (en) *	1936-10-01	1940-02-06	Siemens & Halske Ag Siemenssta	Gas or vapor filled discharge tube

0
- BE BE454689D patent/BE454689A/xx unknown
- NL NL62445D patent/NL62445C/xx active
1944
- 1944-03-04 FR FR902426D patent/FR902426A/fr not_active Expired
- 1944-05-23 CH CH244455D patent/CH244455A/de unknown
1946
- 1946-07-02 US US680891A patent/US2520218A/en not_active Expired - Lifetime
- 1946-09-20 GB GB28255/46A patent/GB625283A/en not_active Expired

Also Published As

Publication number	Publication date
GB625283A (en)	1949-06-24
CH244455A (de)	1946-09-15
US2520218A (en)	1950-08-29
NL62445C (enrdf_load_html_response)
FR902426A (fr)	1945-08-30

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