FR867435A - Improvements to discharge tubes - Google Patents

Improvements to discharge tubes

Info

Publication number
FR867435A
FR867435A FR867435DA FR867435A FR 867435 A FR867435 A FR 867435A FR 867435D A FR867435D A FR 867435DA FR 867435 A FR867435 A FR 867435A
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 des Lampes
Original Assignee
Compagnie des Lampes
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 des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR867435A publication Critical patent/FR867435A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/10—Starting switches magnetic only
FR867435D 1939-10-11 1940-10-09 Improvements to discharge tubes Expired FR867435A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB867435X 1939-10-11

Publications (1)

Publication Number Publication Date
FR867435A true FR867435A (en) 1941-10-27

Family

ID=10610107

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867435D Expired FR867435A (en) 1939-10-11 1940-10-09 Improvements to discharge tubes

Country Status (1)

Country Link
FR (1) FR867435A (en)

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