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FR705178A - Cathode incandescente - Google Patents

Cathode incandescente

Info

Publication number
FR705178A
FR705178A FR705178DA FR705178A FR 705178 A FR705178 A FR 705178A FR 705178D A FR705178D A FR 705178DA FR 705178 A FR705178 A FR 705178A
Authority
FR
France
Prior art keywords
incandescent cathode
incandescent
cathode
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)
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.)
REUNIE DE LAMPES A INCANDESCEN
Original Assignee
REUNIE DE LAMPES A INCANDESCEN
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 REUNIE DE LAMPES A INCANDESCEN filed Critical REUNIE DE LAMPES A INCANDESCEN
Application granted granted Critical
Publication of FR705178A publication Critical patent/FR705178A/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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
FR705178D 1929-11-08 1930-11-06 Cathode incandescente Expired FR705178A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU365687X 1929-11-08

Publications (1)

Publication Number Publication Date
FR705178A true FR705178A (fr) 1931-06-02

Family

ID=10978953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR705178D Expired FR705178A (fr) 1929-11-08 1930-11-06 Cathode incandescente

Country Status (2)

Country Link
FR (1) FR705178A (fr)
GB (1) GB365687A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116504598A (zh) * 2023-05-29 2023-07-28 天津中科晶禾电子科技有限责任公司 一种电子发射装置及电荷中和设备

Also Published As

Publication number Publication date
GB365687A (en) 1932-01-28

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