BE488975A - - Google Patents

Info

Publication number
BE488975A
BE488975A BE488975DA BE488975A BE 488975 A BE488975 A BE 488975A BE 488975D A BE488975D A BE 488975DA BE 488975 A BE488975 A BE 488975A
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.)
Publication of BE488975A publication Critical patent/BE488975A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current
BE488975D 1948-05-14 BE488975A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27122A US2629065A (en) 1948-05-14 1948-05-14 Overwound filament

Publications (1)

Publication Number Publication Date
BE488975A true BE488975A (en:Method)

Family

ID=21835821

Family Applications (1)

Application Number Title Priority Date Filing Date
BE488975D BE488975A (en:Method) 1948-05-14

Country Status (4)

Country Link
US (1) US2629065A (en:Method)
BE (1) BE488975A (en:Method)
DE (1) DE818536C (en:Method)
GB (1) GB669912A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972442C (de) * 1952-05-27 1959-07-23 Siemens Ag Halterung fuer eine Kathode fuer elektrische Entladungsgefaesse

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1190412A (en) * 1914-02-19 1916-07-11 Radio Telephone & Telegraph Company Electrode for devices for varying electrical resistance.
BE340880A (en:Method) * 1926-04-06
US1946603A (en) * 1929-05-09 1934-02-13 Electrons Inc Cathode for electrical discharge devices
US2015417A (en) * 1930-12-13 1935-09-24 Rca Corp Cathode
US2175345A (en) * 1935-07-12 1939-10-10 Gen Electric Electric gaseous discharge device
GB486138A (en) * 1937-01-19 1938-05-31 Gen Electric Co Ltd Improvements in electrodes for high-pressure metal vapour electric discharge devices
US2155237A (en) * 1937-11-18 1939-04-18 Gen Electric Electric discharge device
NL65805C (en:Method) * 1938-06-24
BE440246A (en:Method) * 1940-01-20
US2329118A (en) * 1941-07-12 1943-09-07 Gen Electric Electrode for electrical discharge devices
US2363028A (en) * 1941-12-16 1944-11-21 Carl J Warnke Cathode filament
US2371205A (en) * 1943-10-30 1945-03-13 Coiled

Also Published As

Publication number Publication date
US2629065A (en) 1953-02-17
DE818536C (de) 1951-10-25
GB669912A (en) 1952-04-09

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