BE422207A - - Google Patents

Info

Publication number
BE422207A
BE422207A BE422207DA BE422207A BE 422207 A BE422207 A BE 422207A BE 422207D A BE422207D A BE 422207DA BE 422207 A BE422207 A BE 422207A
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 BE422207A publication Critical patent/BE422207A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes
BE422207D 1936-06-22 BE422207A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL2171214X 1936-06-22

Publications (1)

Publication Number Publication Date
BE422207A true BE422207A (enrdf_load_stackoverflow)

Family

ID=19873789

Family Applications (1)

Application Number Title Priority Date Filing Date
BE422207D BE422207A (enrdf_load_stackoverflow) 1936-06-22

Country Status (4)

Country Link
US (1) US2171214A (enrdf_load_stackoverflow)
BE (1) BE422207A (enrdf_load_stackoverflow)
FR (1) FR823347A (enrdf_load_stackoverflow)
NL (1) NL50457C (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2420744A (en) * 1944-05-04 1947-05-20 Rca Corp High-frequency oscillator of the secondary electron-emission type
FR964949A (enrdf_load_stackoverflow) * 1947-04-21 1950-08-29
DE1193614B (de) * 1960-03-11 1965-05-26 English Electric Valve Co Ltd Elektronenroehre mit einem mit sekundaer-emissionsfaehigem Material bedeckten Gitter

Also Published As

Publication number Publication date
US2171214A (en) 1939-08-29
FR823347A (fr) 1938-01-18
NL50457C (enrdf_load_stackoverflow)

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