NL28875C - - Google Patents

Info

Publication number
NL28875C
NL28875C NL28875DA NL28875C NL 28875 C NL28875 C NL 28875C NL 28875D A NL28875D A NL 28875DA NL 28875 C NL28875 C NL 28875C
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 NL28875C publication Critical patent/NL28875C/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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
NL28875D 1930-01-22 NL28875C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL362627X 1930-01-22

Publications (1)

Publication Number Publication Date
NL28875C true NL28875C (enrdf_load_stackoverflow)

Family

ID=19785436

Family Applications (1)

Application Number Title Priority Date Filing Date
NL28875D NL28875C (enrdf_load_stackoverflow) 1930-01-22

Country Status (5)

Country Link
US (1) US1875106A (enrdf_load_stackoverflow)
DE (1) DE625602C (enrdf_load_stackoverflow)
FR (1) FR708235A (enrdf_load_stackoverflow)
GB (1) GB362627A (enrdf_load_stackoverflow)
NL (1) NL28875C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2456579A (en) * 1942-10-30 1948-12-14 Rca Corp Electron discharge device for ultra high frequencies
GB810202A (en) * 1955-06-10 1959-03-11 Vickers Electrical Co Ltd Improvements relating to thermionic cathodes for electron discharge devices

Also Published As

Publication number Publication date
US1875106A (en) 1932-08-30
FR708235A (fr) 1931-07-21
DE625602C (de) 1936-02-12
GB362627A (en) 1931-12-10

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