FR1218253A - Grilles pour tubes électroniques - Google Patents

Grilles pour tubes électroniques

Info

Publication number
FR1218253A
FR1218253A FR788514A FR788514A FR1218253A FR 1218253 A FR1218253 A FR 1218253A FR 788514 A FR788514 A FR 788514A FR 788514 A FR788514 A FR 788514A FR 1218253 A FR1218253 A FR 1218253A
Authority
FR
France
Prior art keywords
grids
electronic tubes
tubes
electronic
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
FR788514A
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.)
Siemens Edison Swan Ltd
Original Assignee
Siemens Edison Swan Ltd
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 Siemens Edison Swan Ltd filed Critical Siemens Edison Swan Ltd
Application granted granted Critical
Publication of FR1218253A publication Critical patent/FR1218253A/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
    • H01J2893/0019—Chemical composition and manufacture
    • H01J2893/0022—Manufacture
    • H01J2893/0025—Manufacture by winding wire upon a support
FR788514A 1958-03-06 1959-03-05 Grilles pour tubes électroniques Expired FR1218253A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1218253X 1958-03-06

Publications (1)

Publication Number Publication Date
FR1218253A true FR1218253A (fr) 1960-05-10

Family

ID=10883422

Family Applications (1)

Application Number Title Priority Date Filing Date
FR788514A Expired FR1218253A (fr) 1958-03-06 1959-03-05 Grilles pour tubes électroniques

Country Status (1)

Country Link
FR (1) FR1218253A (fr)

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