FR39053E - Improvements to discharge tubes - Google Patents

Improvements to discharge tubes

Info

Publication number
FR39053E
FR39053E FR39053DA FR39053E FR 39053 E FR39053 E FR 39053E FR 39053D A FR39053D A FR 39053DA FR 39053 E FR39053 E FR 39053E
Authority
FR
France
Prior art keywords
discharge tubes
tubes
discharge
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
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR39053E publication Critical patent/FR39053E/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/16Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
    • H05B41/18Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having a starting switch
    • H05B41/19Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having a starting switch for lamps having an auxiliary starting electrode
FR39053D 1930-09-12 1930-09-12 Improvements to discharge tubes Expired FR39053E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR39053T 1930-09-12

Publications (1)

Publication Number Publication Date
FR39053E true FR39053E (en) 1931-08-26

Family

ID=8675491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR39053D Expired FR39053E (en) 1930-09-12 1930-09-12 Improvements to discharge tubes

Country Status (1)

Country Link
FR (1) FR39053E (en)

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