FR1053690A - Light box for signaling - Google Patents

Light box for signaling

Info

Publication number
FR1053690A
FR1053690A FR1053690DA FR1053690A FR 1053690 A FR1053690 A FR 1053690A FR 1053690D A FR1053690D A FR 1053690DA FR 1053690 A FR1053690 A FR 1053690A
Authority
FR
France
Prior art keywords
signaling
light box
box
light
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
Hubert Tardy
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 FR1053690A publication Critical patent/FR1053690A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1053690D 1952-04-10 1952-04-10 Light box for signaling Expired FR1053690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1053690T 1952-04-10

Publications (1)

Publication Number Publication Date
FR1053690A true FR1053690A (en) 1954-02-04

Family

ID=9596079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1053690D Expired FR1053690A (en) 1952-04-10 1952-04-10 Light box for signaling

Country Status (1)

Country Link
FR (1) FR1053690A (en)

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