CH217330A - Electric discharge tube with one or more secondary emission electrodes. - Google Patents

Electric discharge tube with one or more secondary emission electrodes.

Info

Publication number
CH217330A
CH217330A CH217330DA CH217330A CH 217330 A CH217330 A CH 217330A CH 217330D A CH217330D A CH 217330DA CH 217330 A CH217330 A CH 217330A
Authority
CH
Switzerland
Prior art keywords
discharge tube
electric discharge
secondary emission
emission electrodes
electrodes
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH217330A publication Critical patent/CH217330A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes
CH217330D 1939-06-06 1940-12-31 Electric discharge tube with one or more secondary emission electrodes. CH217330A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL217330X 1939-06-06

Publications (1)

Publication Number Publication Date
CH217330A true CH217330A (en) 1941-10-15

Family

ID=19779131

Family Applications (1)

Application Number Title Priority Date Filing Date
CH217330D CH217330A (en) 1939-06-06 1940-12-31 Electric discharge tube with one or more secondary emission electrodes.

Country Status (7)

Country Link
US (1) US2340631A (en)
BE (1) BE440174A (en)
CH (1) CH217330A (en)
DE (1) DE1074764B (en)
FR (1) FR868395A (en)
GB (2) GB544225A (en)
NL (1) NL52549C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE477662A (en) * 1939-07-28
BE450216A (en) * 1942-04-17
US2674661A (en) * 1948-08-12 1954-04-06 Rca Corp Electron multiplier device
US2909702A (en) * 1948-10-01 1959-10-20 Siemens Ag Discharge vessel cooled by radiation
US2675431A (en) * 1949-08-18 1954-04-13 Nat Union Radio Corp Transit time compensated multiplier tube

Also Published As

Publication number Publication date
US2340631A (en) 1944-02-01
GB544225A (en) 1942-04-02
DE1074764B (en) 1960-02-04
NL52549C (en)
BE440174A (en)
FR868395A (en) 1941-12-29
GB629881A (en) 1949-09-29

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