FR552185A - - Google Patents

Info

Publication number
FR552185A
FR552185A FR552185DA FR552185A FR 552185 A FR552185 A FR 552185A FR 552185D A FR552185D A FR 552185DA FR 552185 A FR552185 A FR 552185A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR552185A publication Critical patent/FR552185A/fr
Expired legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/18—Tubes with a single discharge path having magnetic control means; having both magnetic and electrostatic control means
FR552185D Expired FR552185A (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
FR552185A true FR552185A (enrdf_load_html_response) 1923-04-25

Family

ID=1538430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR552185D Expired FR552185A (enrdf_load_html_response)

Country Status (1)

Country Link
FR (1) FR552185A (enrdf_load_html_response)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE763102C (de) * 1937-02-11 1953-01-26 Fernseh Gmbh Elektrodenanordnung fuer mehrstufige Sekundaerelektronenvervielfacher
DE763043C (de) * 1936-02-08 1953-05-11 Marconi Wireless Telegraph Co Sekundaerelektronenvervielfacher mit koaxial zur Primaerelektronenquelle angeordneten Prallelektroden
DE764272C (de) * 1935-01-08 1954-09-27 Fernseh Gmbh Sekundaerelektronenvervielfacher

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE764272C (de) * 1935-01-08 1954-09-27 Fernseh Gmbh Sekundaerelektronenvervielfacher
DE763043C (de) * 1936-02-08 1953-05-11 Marconi Wireless Telegraph Co Sekundaerelektronenvervielfacher mit koaxial zur Primaerelektronenquelle angeordneten Prallelektroden
DE763102C (de) * 1937-02-11 1953-01-26 Fernseh Gmbh Elektrodenanordnung fuer mehrstufige Sekundaerelektronenvervielfacher

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