NL51148C - - Google Patents

Info

Publication number
NL51148C
NL51148C NL51148DA NL51148C NL 51148 C NL51148 C NL 51148C NL 51148D A NL51148D A NL 51148DA NL 51148 C NL51148 C NL 51148C
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 NL51148C publication Critical patent/NL51148C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/32—Secondary-electron-emitting electrodes
NL51148D 1937-01-30 NL51148C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US123203A US2147669A (en) 1937-01-30 1937-01-30 Secondary electron emitting electrode

Publications (1)

Publication Number Publication Date
NL51148C true NL51148C (en:Method)

Family

ID=22407273

Family Applications (1)

Application Number Title Priority Date Filing Date
NL51148D NL51148C (en:Method) 1937-01-30

Country Status (6)

Country Link
US (1) US2147669A (en:Method)
BE (1) BE426040A (en:Method)
CH (1) CH204059A (en:Method)
DE (1) DE750047C (en:Method)
GB (1) GB491287A (en:Method)
NL (1) NL51148C (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530946A (en) * 1949-04-02 1950-11-21 Bell Telephone Labor Inc Secondary electron emitter

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2428289A (en) * 1942-11-07 1947-09-30 Charles Schiffman Electron tube coating
US2443324A (en) * 1942-11-07 1948-06-15 Charles Schiffman Electronic tube
US2527981A (en) * 1945-08-23 1950-10-31 Bramley Jenny Secondary-electron emission
US2639963A (en) * 1948-04-05 1953-05-26 Sylvania Electric Prod Secondary emitter and method of manufacture
US2846338A (en) * 1954-08-03 1958-08-05 William G Shepherd Secondary electron emitter
US4047999A (en) * 1974-09-19 1977-09-13 Francis John Salgo Method of making a mobile ion film memory

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE356578A (en:Method) * 1927-12-14
US2141322A (en) * 1935-06-25 1938-12-27 Rca Corp Cascaded secondary electron emitter amplifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530946A (en) * 1949-04-02 1950-11-21 Bell Telephone Labor Inc Secondary electron emitter

Also Published As

Publication number Publication date
US2147669A (en) 1939-02-21
DE750047C (de) 1944-12-11
CH204059A (de) 1939-04-15
BE426040A (en:Method)
GB491287A (en) 1938-08-30

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