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FR1180718A - Improvements to photomultiplier tubes - Google Patents

Improvements to photomultiplier tubes

Info

Publication number
FR1180718A
FR1180718A FR1180718DA FR1180718A FR 1180718 A FR1180718 A FR 1180718A FR 1180718D A FR1180718D A FR 1180718DA FR 1180718 A FR1180718 A FR 1180718A
Authority
FR
France
Prior art keywords
photomultiplier tubes
photomultiplier
tubes
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.)
Edison Swan Electric Co Ltd
Original Assignee
Edison Swan Electric Co Ltd
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 Edison Swan Electric Co Ltd filed Critical Edison Swan Electric Co Ltd
Application granted granted Critical
Publication of FR1180718A publication Critical patent/FR1180718A/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
    • H01J43/06—Electrode arrangements
    • H01J43/08—Cathode arrangements
FR1180718D 1956-07-18 1957-07-08 Improvements to photomultiplier tubes Expired FR1180718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22256/56A GB845412A (en) 1956-07-18 1956-07-18 Improvements relating to photomultiplier tubes

Publications (1)

Publication Number Publication Date
FR1180718A true FR1180718A (en) 1959-06-09

Family

ID=10176426

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1180718D Expired FR1180718A (en) 1956-07-18 1957-07-08 Improvements to photomultiplier tubes

Country Status (3)

Country Link
US (1) US2922064A (en)
FR (1) FR1180718A (en)
GB (1) GB845412A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109957A (en) * 1959-10-07 1963-11-05 Emi Ltd Electron multiplying devices and circuit arrangements therefor
US3875441A (en) * 1973-11-29 1975-04-01 Rca Corp Electron discharge device including an electron emissive electrode having an undulating cross-sectional contour
USRE30249E (en) * 1976-08-05 1980-04-01 Rca Corporation Electron discharge device including an electron emissive electrode having an undulating cross-sectional contour

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2231698A (en) * 1938-06-10 1941-02-11 Rca Corp Electron multiplier
US2791712A (en) * 1955-01-18 1957-05-07 Friedman Herbert Photomultiplier tube with spectral sensitivity limited to the ultraviolet

Also Published As

Publication number Publication date
US2922064A (en) 1960-01-19
GB845412A (en) 1960-08-24

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