FR847113A - - Google Patents

Info

Publication number
FR847113A
FR847113A FR847113DA FR847113A FR 847113 A FR847113 A FR 847113A FR 847113D A FR847113D A FR 847113DA FR 847113 A FR847113 A FR 847113A
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.)
Expired
Application number
Other languages
French (fr)
Publication date
Application granted granted Critical
Publication of FR847113A publication Critical patent/FR847113A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0026—Machines for manufacture of grids or anodes
FR847113D Expired FR847113A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
FR847113A true FR847113A (cg-RX-API-DMAC7.html) 1939-10-03

Family

ID=1554441

Family Applications (1)

Application Number Title Priority Date Filing Date
FR847113D Expired FR847113A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
FR (1) FR847113A (cg-RX-API-DMAC7.html)

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