BE637284A - - Google Patents

Info

Publication number
BE637284A
BE637284A BE637284DA BE637284A BE 637284 A BE637284 A BE 637284A BE 637284D A BE637284D A BE 637284DA BE 637284 A BE637284 A BE 637284A
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 BE637284A publication Critical patent/BE637284A/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
    • H01J1/22Heaters
BE637284D 1963-08-29 BE637284A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR946003A FR1368429A (fr) 1963-08-29 1963-08-29 Dispositif de décharge électronique

Publications (1)

Publication Number Publication Date
BE637284A true BE637284A (fi)

Family

ID=8811385

Family Applications (1)

Application Number Title Priority Date Filing Date
BE637284D BE637284A (fi) 1963-08-29

Country Status (2)

Country Link
BE (1) BE637284A (fi)
FR (1) FR1368429A (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852105A (en) * 1972-04-07 1974-12-03 Rca Corp Fabrication of dark heaters

Also Published As

Publication number Publication date
FR1368429A (fr) 1964-07-31

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