FR1401415A - Perfectionnements aux procédés de signalisation lumineuse - Google Patents

Perfectionnements aux procédés de signalisation lumineuse

Info

Publication number
FR1401415A
FR1401415A FR972041A FR972041A FR1401415A FR 1401415 A FR1401415 A FR 1401415A FR 972041 A FR972041 A FR 972041A FR 972041 A FR972041 A FR 972041A FR 1401415 A FR1401415 A FR 1401415A
Authority
FR
France
Prior art keywords
light signaling
signaling processes
processes
light
signaling
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
FR972041A
Other languages
English (en)
Inventor
Gerard Pont
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
Priority to FR972041A priority Critical patent/FR1401415A/fr
Application granted granted Critical
Publication of FR1401415A publication Critical patent/FR1401415A/fr
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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/041—Controlling the light-intensity of the source
    • H05B39/042—Controlling the light-intensity of the source by measuring the incident light
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
FR972041A 1964-04-23 1964-04-23 Perfectionnements aux procédés de signalisation lumineuse Expired FR1401415A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR972041A FR1401415A (fr) 1964-04-23 1964-04-23 Perfectionnements aux procédés de signalisation lumineuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR972041A FR1401415A (fr) 1964-04-23 1964-04-23 Perfectionnements aux procédés de signalisation lumineuse

Publications (1)

Publication Number Publication Date
FR1401415A true FR1401415A (fr) 1965-06-04

Family

ID=8828508

Family Applications (1)

Application Number Title Priority Date Filing Date
FR972041A Expired FR1401415A (fr) 1964-04-23 1964-04-23 Perfectionnements aux procédés de signalisation lumineuse

Country Status (1)

Country Link
FR (1) FR1401415A (fr)

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