FR717915A - Cathode à émission élevée - Google Patents

Cathode à émission élevée

Info

Publication number
FR717915A
FR717915A FR717915DA FR717915A FR 717915 A FR717915 A FR 717915A FR 717915D A FR717915D A FR 717915DA FR 717915 A FR717915 A FR 717915A
Authority
FR
France
Prior art keywords
high emission
emission cathode
cathode
emission
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)
Inventor
Heinz Benjamin
Erwin Ehrig
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.)
RADIOAG D S LOEWE ET
Original Assignee
RADIOAG D S LOEWE ET
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 RADIOAG D S LOEWE ET filed Critical RADIOAG D S LOEWE ET
Application granted granted Critical
Publication of FR717915A publication Critical patent/FR717915A/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
FR717915D 1930-05-31 1931-05-29 Cathode à émission élevée Expired FR717915A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE379702X 1930-05-31

Publications (1)

Publication Number Publication Date
FR717915A true FR717915A (fr) 1932-01-16

Family

ID=6344745

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717915D Expired FR717915A (fr) 1930-05-31 1931-05-29 Cathode à émission élevée

Country Status (3)

Country Link
BE (1) BE380141A (enrdf_load_stackoverflow)
FR (1) FR717915A (enrdf_load_stackoverflow)
GB (1) GB379702A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE380141A (enrdf_load_stackoverflow)
GB379702A (en) 1932-08-30

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