FR844044A - Secondary emission simplification photocell - Google Patents

Secondary emission simplification photocell

Info

Publication number
FR844044A
FR844044A FR844044DA FR844044A FR 844044 A FR844044 A FR 844044A FR 844044D A FR844044D A FR 844044DA FR 844044 A FR844044 A FR 844044A
Authority
FR
France
Prior art keywords
photocell
simplification
secondary emission
emission
simplification photocell
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.)
ALLG ELECTRICITATS GES
Original Assignee
ALLG ELECTRICITATS GES
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 ALLG ELECTRICITATS GES filed Critical ALLG ELECTRICITATS GES
Application granted granted Critical
Publication of FR844044A publication Critical patent/FR844044A/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
    • H01J43/16—Electrode arrangements using essentially one dynode
FR844044D 1937-09-27 1938-09-27 Secondary emission simplification photocell Expired FR844044A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2213554X 1937-09-27

Publications (1)

Publication Number Publication Date
FR844044A true FR844044A (en) 1939-07-18

Family

ID=7990432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR844044D Expired FR844044A (en) 1937-09-27 1938-09-27 Secondary emission simplification photocell

Country Status (2)

Country Link
US (1) US2213554A (en)
FR (1) FR844044A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2922048A (en) * 1958-08-14 1960-01-19 Neel W Glass High current coaxial photomultiplier tube

Also Published As

Publication number Publication date
US2213554A (en) 1940-09-03

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