NL21422C - - Google Patents

Info

Publication number
NL21422C
NL21422C NL21422DA NL21422C NL 21422 C NL21422 C NL 21422C NL 21422D A NL21422D A NL 21422DA NL 21422 C NL21422 C NL 21422C
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 NL21422C publication Critical patent/NL21422C/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
NL21422D 1927-04-13 NL21422C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1916408X 1927-04-13

Publications (1)

Publication Number Publication Date
NL21422C true NL21422C (enrdf_load_stackoverflow)

Family

ID=19873295

Family Applications (1)

Application Number Title Priority Date Filing Date
NL21422D NL21422C (enrdf_load_stackoverflow) 1927-04-13

Country Status (2)

Country Link
US (1) US1916408A (enrdf_load_stackoverflow)
NL (1) NL21422C (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL99734B (enrdf_load_stackoverflow) * 1940-12-05
US2534688A (en) * 1943-03-11 1950-12-19 Products & Licensing Corp Multiunit electron discharge tube
US2629757A (en) * 1943-11-08 1953-02-24 Warren Dunham Foster Method of construction of sensitive thermopiles
US2432260A (en) * 1945-01-18 1947-12-09 Albert G Thomas Electronic switch
US2852690A (en) * 1945-11-29 1958-09-16 Ernest O Lawrence Calutrons

Also Published As

Publication number Publication date
US1916408A (en) 1933-07-04

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