FR1020280A - Appareil d'éclairage - Google Patents

Appareil d'éclairage

Info

Publication number
FR1020280A
FR1020280A FR1020280DA FR1020280A FR 1020280 A FR1020280 A FR 1020280A FR 1020280D A FR1020280D A FR 1020280DA FR 1020280 A FR1020280 A FR 1020280A
Authority
FR
France
Prior art keywords
lighting fixture
fixture
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)
Inventor
Roger Sommer
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 FR1020280A publication Critical patent/FR1020280A/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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
    • 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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/16—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed
    • F21V11/18—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed movable, e.g. flaps, slides

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1020280D 1950-06-16 1950-06-16 Appareil d'éclairage Expired FR1020280A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1020280T 1950-06-16

Publications (1)

Publication Number Publication Date
FR1020280A true FR1020280A (fr) 1953-02-04

Family

ID=9576240

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1020280D Expired FR1020280A (fr) 1950-06-16 1950-06-16 Appareil d'éclairage

Country Status (1)

Country Link
FR (1) FR1020280A (fr)

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