FR1187991A - Self-energizing electron tubes - Google Patents

Self-energizing electron tubes

Info

Publication number
FR1187991A
FR1187991A FR1187991DA FR1187991A FR 1187991 A FR1187991 A FR 1187991A FR 1187991D A FR1187991D A FR 1187991DA FR 1187991 A FR1187991 A FR 1187991A
Authority
FR
France
Prior art keywords
self
electron tubes
energizing
energizing electron
tubes
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)
Inventor
Bernard Warszawski
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 filed Critical
Application granted granted Critical
Publication of FR1187991A publication Critical patent/FR1187991A/en
Expired legal-status Critical Current

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
    • H01J1/30—Cold cathodes, e.g. field-emissive cathode
FR1187991D 1957-11-16 1957-11-16 Self-energizing electron tubes Expired FR1187991A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1187991T 1957-11-16

Publications (1)

Publication Number Publication Date
FR1187991A true FR1187991A (en) 1959-09-17

Family

ID=9665052

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1187991D Expired FR1187991A (en) 1957-11-16 1957-11-16 Self-energizing electron tubes

Country Status (1)

Country Link
FR (1) FR1187991A (en)

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