FR2000799A1 - - Google Patents

Info

Publication number
FR2000799A1
FR2000799A1 FR6901332A FR6901332A FR2000799A1 FR 2000799 A1 FR2000799 A1 FR 2000799A1 FR 6901332 A FR6901332 A FR 6901332A FR 6901332 A FR6901332 A FR 6901332A FR 2000799 A1 FR2000799 A1 FR 2000799A1
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.)
Withdrawn
Application number
FR6901332A
Other languages
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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
Priority claimed from DE19681639433 external-priority patent/DE1639433A1/de
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2000799A1 publication Critical patent/FR2000799A1/fr
Withdrawn legal-status Critical Current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
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/16—Cathodes heated directly by an electric current characterised by the shape
FR6901332A 1968-01-26 1969-01-24 Withdrawn FR2000799A1 (he)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681639433 DE1639433A1 (de) 1968-01-26 1968-01-26 Wendelfoermige Kathode fuer Elektronenstrahlroehren

Publications (1)

Publication Number Publication Date
FR2000799A1 true FR2000799A1 (he) 1969-09-12

Family

ID=5684013

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6901332A Withdrawn FR2000799A1 (he) 1968-01-26 1969-01-24

Country Status (3)

Country Link
BE (1) BE727440A (he)
ES (1) ES362945A1 (he)
FR (1) FR2000799A1 (he)

Also Published As

Publication number Publication date
ES362945A1 (es) 1970-12-01
BE727440A (he) 1969-07-28

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Legal Events

Date Code Title Description
ST Notification of lapse