FR774846A - Lighting installation - Google Patents

Lighting installation

Info

Publication number
FR774846A
FR774846A FR774846DA FR774846A FR 774846 A FR774846 A FR 774846A FR 774846D A FR774846D A FR 774846DA FR 774846 A FR774846 A FR 774846A
Authority
FR
France
Prior art keywords
lighting installation
lighting
installation
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR774846A publication Critical patent/FR774846A/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
    • H05B41/16—Circuit 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
    • H05B41/20—Circuit 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 no starting switch
    • H05B41/23—Circuit 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 no starting switch for lamps not having an auxiliary starting electrode
    • H05B41/232—Circuit 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 no starting switch for lamps not having an auxiliary starting electrode for low-pressure lamps
FR774846D 1933-07-01 1934-06-21 Lighting installation Expired FR774846A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL774846X 1933-07-01

Publications (1)

Publication Number Publication Date
FR774846A true FR774846A (en) 1934-12-14

Family

ID=19829955

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774846D Expired FR774846A (en) 1933-07-01 1934-06-21 Lighting installation

Country Status (1)

Country Link
FR (1) FR774846A (en)

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