FR1045685A - Signal night light - Google Patents

Signal night light

Info

Publication number
FR1045685A
FR1045685A FR1045685DA FR1045685A FR 1045685 A FR1045685 A FR 1045685A FR 1045685D A FR1045685D A FR 1045685DA FR 1045685 A FR1045685 A FR 1045685A
Authority
FR
France
Prior art keywords
night light
signal night
signal
light
night
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)
Inventor
Le Clerc
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
Application granted granted Critical
Publication of FR1045685A publication Critical patent/FR1045685A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1045685D 1951-04-27 1951-04-27 Signal night light Expired FR1045685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1045685T 1951-04-27

Publications (1)

Publication Number Publication Date
FR1045685A true FR1045685A (en) 1953-11-30

Family

ID=9591843

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1045685D Expired FR1045685A (en) 1951-04-27 1951-04-27 Signal night light

Country Status (1)

Country Link
FR (1) FR1045685A (en)

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