BE380141A - - Google Patents

Info

Publication number
BE380141A
BE380141A BE380141DA BE380141A BE 380141 A BE380141 A BE 380141A BE 380141D A BE380141D A BE 380141DA BE 380141 A BE380141 A BE 380141A
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 BE380141A publication Critical patent/BE380141A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details 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
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/14Solid thermionic cathodes characterised by the material
BE380141D 1930-05-31 BE380141A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE379702X 1930-05-31

Publications (1)

Publication Number Publication Date
BE380141A true BE380141A (en:Method)

Family

ID=6344745

Family Applications (1)

Application Number Title Priority Date Filing Date
BE380141D BE380141A (en:Method) 1930-05-31

Country Status (3)

Country Link
BE (1) BE380141A (en:Method)
FR (1) FR717915A (en:Method)
GB (1) GB379702A (en:Method)

Also Published As

Publication number Publication date
GB379702A (en) 1932-08-30
FR717915A (fr) 1932-01-16

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