FR1270638A - Process for improving the efficiency of so-called lighting sources - Google Patents

Process for improving the efficiency of so-called lighting sources

Info

Publication number
FR1270638A
FR1270638A FR833523A FR833523A FR1270638A FR 1270638 A FR1270638 A FR 1270638A FR 833523 A FR833523 A FR 833523A FR 833523 A FR833523 A FR 833523A FR 1270638 A FR1270638 A FR 1270638A
Authority
FR
France
Prior art keywords
improving
efficiency
lighting sources
called lighting
called
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
FR833523A
Other languages
French (fr)
Inventor
Charles Antonin Louis Risler
Rene Jean Hardy
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 filed Critical
Priority to FR833523A priority Critical patent/FR1270638A/en
Application granted granted Critical
Publication of FR1270638A publication Critical patent/FR1270638A/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
    • H05B41/14—Circuit arrangements
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
FR833523A 1960-07-20 1960-07-20 Process for improving the efficiency of so-called lighting sources Expired FR1270638A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR833523A FR1270638A (en) 1960-07-20 1960-07-20 Process for improving the efficiency of so-called lighting sources

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR833523A FR1270638A (en) 1960-07-20 1960-07-20 Process for improving the efficiency of so-called lighting sources

Publications (1)

Publication Number Publication Date
FR1270638A true FR1270638A (en) 1961-09-01

Family

ID=8735880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833523A Expired FR1270638A (en) 1960-07-20 1960-07-20 Process for improving the efficiency of so-called lighting sources

Country Status (1)

Country Link
FR (1) FR1270638A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0083241A2 (en) * 1981-12-26 1983-07-06 Mitsubishi Denki Kabushiki Kaisha A low pressure inert gas discharge lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0083241A2 (en) * 1981-12-26 1983-07-06 Mitsubishi Denki Kabushiki Kaisha A low pressure inert gas discharge lamp
EP0083241A3 (en) * 1981-12-26 1984-01-11 Mitsubishi Denki Kabushiki Kaisha A low pressure inert gas discharge device

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