CH207131A - Elektrische Entladungsröhre. - Google Patents

Elektrische Entladungsröhre.

Info

Publication number
CH207131A
CH207131A CH207131DA CH207131A CH 207131 A CH207131 A CH 207131A CH 207131D A CH207131D A CH 207131DA CH 207131 A CH207131 A CH 207131A
Authority
CH
Switzerland
Prior art keywords
electric discharge
discharge tube
tube
electric
discharge
Prior art date
Application number
Other languages
English (en)
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 CH207131A publication Critical patent/CH207131A/de

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
CH207131D 1937-03-25 1938-03-23 Elektrische Entladungsröhre. CH207131A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL207131X 1937-03-25

Publications (1)

Publication Number Publication Date
CH207131A true CH207131A (de) 1939-09-30

Family

ID=19778610

Family Applications (1)

Application Number Title Priority Date Filing Date
CH207131D CH207131A (de) 1937-03-25 1938-03-23 Elektrische Entladungsröhre.

Country Status (4)

Country Link
US (1) US2198329A (de)
BE (1) BE427143A (de)
CH (1) CH207131A (de)
FR (1) FR835633A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE874176C (de) * 1939-03-25 1953-04-20 Sueddeutsche Telefon App Sekundaerelektronenvervielfacher mit Gluehkathode
DE857535C (de) * 1939-08-08 1952-12-01 Telefunken Gmbh Prallelektrode zur Sekundaerelektronen-Vervielfachung
DE895629C (de) * 1940-07-31 1953-11-05 Zeiss Ikon Ag Verfahren zur Herstellung von Sekundaeremissionskathoden
NL59008C (de) * 1941-07-03
US2457947A (en) * 1942-12-21 1949-01-04 Albert G Thomas High-frequency oscillation tube
US2548514A (en) * 1945-08-23 1951-04-10 Bramley Jenny Process of producing secondaryelectron-emitting surfaces
GB670582A (en) * 1945-11-07 1952-04-23 Emi Ltd Improvements in or relating to electron discharge devices employing secondary-electron-emission and electrodes for use therein
US2540635A (en) * 1948-05-27 1951-02-06 Rca Corp Cesiated monoscope
US2600112A (en) * 1948-06-30 1952-06-10 Sylvania Electric Prod Electron emitter
NL77182C (de) * 1948-12-04
US2722490A (en) * 1950-07-24 1955-11-01 Bell Telephone Labor Inc Germanium elements and methods of preparing same
US2730640A (en) * 1951-08-08 1956-01-10 Gen Electric Secondary electron emitting system
DE1015947B (de) * 1951-10-23 1957-09-19 Telefunken Gmbh Verstaerkerroehre mit hohem elektronischem Eingangswiderstand
DE1078240B (de) * 1953-12-17 1960-03-24 Siemens Ag Elektronenroehre zur Verstaerkung von Signalen, z. B. nach Art einer Hexode
US2802127A (en) * 1954-02-03 1957-08-06 Dobischek Dietrich Dynode coating
US2846338A (en) * 1954-08-03 1958-08-05 William G Shepherd Secondary electron emitter
US2887597A (en) * 1955-10-27 1959-05-19 Hughes Aircraft Co Storage screen for direct-viewing storage tube
US3410716A (en) * 1965-04-01 1968-11-12 Trw Inc Coating of refractory metals with metal modified oxides

Also Published As

Publication number Publication date
US2198329A (en) 1940-04-23
FR835633A (fr) 1938-12-27
BE427143A (de)

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