BE447568A - - Google Patents

Info

Publication number
BE447568A
BE447568A BE447568DA BE447568A BE 447568 A BE447568 A BE 447568A BE 447568D A BE447568D A BE 447568DA BE 447568 A BE447568 A BE 447568A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE447568A publication Critical patent/BE447568A/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
BE447568D 1941-10-15 1942-10-15 BE447568A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL103265A NL59317C (enrdf_load_stackoverflow) 1941-10-15 1941-10-15

Publications (1)

Publication Number Publication Date
BE447568A true BE447568A (enrdf_load_stackoverflow) 1942-11-30

Family

ID=19780546

Family Applications (1)

Application Number Title Priority Date Filing Date
BE447568D BE447568A (enrdf_load_stackoverflow) 1941-10-15 1942-10-15

Country Status (7)

Country Link
US (1) US2495580A (enrdf_load_stackoverflow)
BE (1) BE447568A (enrdf_load_stackoverflow)
CH (1) CH241098A (enrdf_load_stackoverflow)
DE (1) DE846739C (enrdf_load_stackoverflow)
FR (1) FR886755A (enrdf_load_stackoverflow)
GB (1) GB611933A (enrdf_load_stackoverflow)
NL (1) NL59317C (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563573A (en) * 1951-08-07 Hot cathode electron tube which re
CH308666A (de) * 1951-01-11 1955-07-31 Egyesuelt Izzolampa Kathode und Verfahren zu deren Herstellung.
US3031740A (en) * 1958-03-12 1962-05-01 Eitel Mccullough Inc Matrix type cathode
FR2215699B1 (enrdf_load_stackoverflow) * 1973-01-30 1976-04-30 Commissariat Energie Atomique
US4987342A (en) * 1989-03-27 1991-01-22 Gte Products Corporation Self-ballasted glow discharge lamp having indirectly-heated cathode

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1618499A (en) * 1923-11-06 1927-02-22 Charles P White Electrical apparatus
US2075876A (en) * 1927-12-28 1937-04-06 Electrons Inc Cathode organization
US2107945A (en) * 1934-11-20 1938-02-08 Gen Electric Cathode structure

Also Published As

Publication number Publication date
DE846739C (de) 1952-08-18
NL59317C (enrdf_load_stackoverflow) 1946-06-15
US2495580A (en) 1950-01-24
GB611933A (en) 1948-11-05
CH241098A (de) 1946-02-15
FR886755A (fr) 1943-10-25

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