FR1028547A - électrode émettrice d'électrons - Google Patents

électrode émettrice d'électrons

Info

Publication number
FR1028547A
FR1028547A FR1028547DA FR1028547A FR 1028547 A FR1028547 A FR 1028547A FR 1028547D A FR1028547D A FR 1028547DA FR 1028547 A FR1028547 A FR 1028547A
Authority
FR
France
Prior art keywords
electron emitting
emitting electrode
electrode
electron
emitting
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
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Patelhold Patenverwertungs and Elektro-Holding AG
Original Assignee
Patelhold Patenverwertungs and Elektro-Holding AG
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 Patelhold Patenverwertungs and Elektro-Holding AG filed Critical Patelhold Patenverwertungs and Elektro-Holding AG
Application granted granted Critical
Publication of FR1028547A publication Critical patent/FR1028547A/fr
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
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
FR1028547D 1949-11-29 1950-11-29 électrode émettrice d'électrons Expired FR1028547A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH671529X 1949-11-29

Publications (1)

Publication Number Publication Date
FR1028547A true FR1028547A (fr) 1953-05-26

Family

ID=4527704

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1028547D Expired FR1028547A (fr) 1949-11-29 1950-11-29 électrode émettrice d'électrons

Country Status (4)

Country Link
CH (1) CH278754A (de)
DE (1) DE833090C (de)
FR (1) FR1028547A (de)
GB (1) GB671529A (de)

Also Published As

Publication number Publication date
GB671529A (en) 1952-05-07
CH278754A (de) 1951-10-31
DE833090C (de) 1952-03-03

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