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FR844555A - Photoelectric Cathode Electron Multiplier Tube - Google Patents

Photoelectric Cathode Electron Multiplier Tube

Info

Publication number
FR844555A
FR844555A FR844555DA FR844555A FR 844555 A FR844555 A FR 844555A FR 844555D A FR844555D A FR 844555DA FR 844555 A FR844555 A FR 844555A
Authority
FR
France
Prior art keywords
electron multiplier
cathode electron
multiplier tube
photoelectric cathode
photoelectric
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR844555A publication Critical patent/FR844555A/en
Expired legal-status Critical Current

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
    • H01J43/28—Vessels, e.g. wall of the tube; Windows; Screens; Suppressing undesired discharges or currents
FR844555D 1937-10-11 1938-10-10 Photoelectric Cathode Electron Multiplier Tube Expired FR844555A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL844555X 1937-10-11

Publications (1)

Publication Number Publication Date
FR844555A true FR844555A (en) 1939-07-27

Family

ID=19845118

Family Applications (1)

Application Number Title Priority Date Filing Date
FR844555D Expired FR844555A (en) 1937-10-11 1938-10-10 Photoelectric Cathode Electron Multiplier Tube

Country Status (1)

Country Link
FR (1) FR844555A (en)

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