NL43639C - - Google Patents

Info

Publication number
NL43639C
NL43639C NL43639DA NL43639C NL 43639 C NL43639 C NL 43639C NL 43639D A NL43639D A NL 43639DA NL 43639 C NL43639 C NL 43639C
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.)
Publication of NL43639C publication Critical patent/NL43639C/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
    • H01J1/15Cathodes heated directly by an electric current
    • H01J1/18Supports; Vibration-damping arrangements
NL43639D 1935-08-31 NL43639C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU477787X 1935-08-31

Publications (1)

Publication Number Publication Date
NL43639C true NL43639C (en:Method)

Family

ID=10979291

Family Applications (1)

Application Number Title Priority Date Filing Date
NL43639D NL43639C (en:Method) 1935-08-31

Country Status (3)

Country Link
FR (1) FR810429A (en:Method)
GB (1) GB477787A (en:Method)
NL (1) NL43639C (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2707771A (en) * 1946-07-05 1955-05-03 Sylvania Electric Prod Electron discharge device of the dynatron oscillator type
US2549551A (en) * 1948-01-15 1951-04-17 Bell Telephone Labor Inc Grid electrode structure and manufacturing method therefor

Also Published As

Publication number Publication date
GB477787A (en) 1938-01-06
FR810429A (fr) 1937-03-22

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