NL58884C - - Google Patents

Info

Publication number
NL58884C
NL58884C NL58884DA NL58884C NL 58884 C NL58884 C NL 58884C NL 58884D A NL58884D A NL 58884DA NL 58884 C NL58884 C NL 58884C
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 NL58884C publication Critical patent/NL58884C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/08—Cathode arrangements
NL58884D 1939-09-01 NL58884C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US292971A US2271985A (en) 1939-09-01 1939-09-01 Electron discharge device

Publications (1)

Publication Number Publication Date
NL58884C true NL58884C (enrdf_load_html_response)

Family

ID=23127039

Family Applications (1)

Application Number Title Priority Date Filing Date
NL58884D NL58884C (enrdf_load_html_response) 1939-09-01

Country Status (3)

Country Link
US (1) US2271985A (enrdf_load_html_response)
CH (1) CH236657A (enrdf_load_html_response)
NL (1) NL58884C (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR959708A (enrdf_load_html_response) * 1941-07-28 1950-04-04
US2442848A (en) * 1942-03-09 1948-06-08 Farnsworth Res Corp Electron control tube
US2762916A (en) * 1950-07-13 1956-09-11 Hartford Nat Bank & Trust Co Device comprising an electric discharge tube having a concentrated electron beam
US3080500A (en) * 1959-06-22 1963-03-05 Philco Corp Cathode ray system

Also Published As

Publication number Publication date
US2271985A (en) 1942-02-03
CH236657A (de) 1945-02-28

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