FR852010A - Device for invisible lighting from the outside - Google Patents

Device for invisible lighting from the outside

Info

Publication number
FR852010A
FR852010A FR852010DA FR852010A FR 852010 A FR852010 A FR 852010A FR 852010D A FR852010D A FR 852010DA FR 852010 A FR852010 A FR 852010A
Authority
FR
France
Prior art keywords
outside
invisible lighting
invisible
lighting
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
Debut Georges Jean
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 FR852010A publication Critical patent/FR852010A/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
    • F21S13/00—Non-electric lighting devices or systems employing a point-like light source; Non-electric lighting devices or systems employing a light source of unspecified shape

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR852010D 1939-03-23 1939-03-23 Device for invisible lighting from the outside Expired FR852010A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR852010T 1939-03-23

Publications (1)

Publication Number Publication Date
FR852010A true FR852010A (en) 1940-01-22

Family

ID=9326463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852010D Expired FR852010A (en) 1939-03-23 1939-03-23 Device for invisible lighting from the outside

Country Status (1)

Country Link
FR (1) FR852010A (en)

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