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FR951750A - Nouveaux perfectionnements aux appareils d'éclairage - Google Patents

Nouveaux perfectionnements aux appareils d'éclairage

Info

Publication number
FR951750A
FR951750A FR951750DA FR951750A FR 951750 A FR951750 A FR 951750A FR 951750D A FR951750D A FR 951750DA FR 951750 A FR951750 A FR 951750A
Authority
FR
France
Prior art keywords
lighting fixtures
new improvements
new
fixtures
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
English (en)
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.)
Holophane SAS
Original Assignee
Holophane SAS
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 Holophane SAS filed Critical Holophane SAS
Application granted granted Critical
Publication of FR951750A publication Critical patent/FR951750A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR951750D 1943-06-30 1947-08-07 Nouveaux perfectionnements aux appareils d'éclairage Expired FR951750A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US951750XA 1943-06-30 1943-06-30

Publications (1)

Publication Number Publication Date
FR951750A true FR951750A (fr) 1949-11-02

Family

ID=22250449

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951750D Expired FR951750A (fr) 1943-06-30 1947-08-07 Nouveaux perfectionnements aux appareils d'éclairage

Country Status (1)

Country Link
FR (1) FR951750A (fr)

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