NL89871C - - Google Patents

Info

Publication number
NL89871C
NL89871C NL89871DA NL89871C NL 89871 C NL89871 C NL 89871C NL 89871D A NL89871D A NL 89871DA NL 89871 C NL89871 C NL 89871C
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 NL89871C publication Critical patent/NL89871C/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
    • H01J1/20Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/26Supports for the emissive material
NL89871D 1950-12-08 NL89871C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US199752A US2686889A (en) 1950-12-08 1950-12-08 Cathode sleeve

Publications (1)

Publication Number Publication Date
NL89871C true NL89871C (en)

Family

ID=22738873

Family Applications (1)

Application Number Title Priority Date Filing Date
NL89871D NL89871C (en) 1950-12-08

Country Status (6)

Country Link
US (1) US2686889A (en)
BE (1) BE507670A (en)
DE (1) DE886044C (en)
FR (1) FR1054093A (en)
GB (1) GB697581A (en)
NL (1) NL89871C (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1612635A (en) * 1922-09-22 1926-12-28 Verona Tool Works Method of making rail bonds
US2001355A (en) * 1932-06-18 1935-05-14 Patent Button Co Die or anchor for tack buttons
US2029482A (en) * 1934-04-14 1936-02-04 Haslauer Adolf Cathode for thermionic valves
US2324177A (en) * 1942-01-01 1943-07-13 Rca Corp Cathode sleeve
US2536677A (en) * 1944-08-31 1951-01-02 Sylvania Electric Prod Base threading method and apparatus

Also Published As

Publication number Publication date
GB697581A (en) 1953-09-23
DE886044C (en) 1953-08-10
FR1054093A (en) 1954-02-08
US2686889A (en) 1954-08-17
BE507670A (en)

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