BE438658A - - Google Patents

Info

Publication number
BE438658A
BE438658A BE438658DA BE438658A BE 438658 A BE438658 A BE 438658A BE 438658D A BE438658D A BE 438658DA BE 438658 A BE438658 A BE 438658A
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 BE438658A publication Critical patent/BE438658A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
BE438658D 1939-04-28 BE438658A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE214025X 1939-04-28

Publications (1)

Publication Number Publication Date
BE438658A true BE438658A (enrdf_load_html_response)

Family

ID=5816468

Family Applications (1)

Application Number Title Priority Date Filing Date
BE438658D BE438658A (enrdf_load_html_response) 1939-04-28

Country Status (3)

Country Link
BE (1) BE438658A (enrdf_load_html_response)
CH (1) CH214025A (enrdf_load_html_response)
FR (1) FR872416A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2635206A (en) * 1949-01-06 1953-04-14 Bell Telephone Labor Inc Generation of microwaves
US2681995A (en) * 1949-11-26 1954-06-22 Zenith Radio Corp Electron discharge device and circuits

Also Published As

Publication number Publication date
FR872416A (fr) 1942-06-08
CH214025A (de) 1941-03-31

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