FR820936A - Corps d'éclairage - Google Patents

Corps d'éclairage

Info

Publication number
FR820936A
FR820936A FR820936DA FR820936A FR 820936 A FR820936 A FR 820936A FR 820936D A FR820936D A FR 820936DA FR 820936 A FR820936 A FR 820936A
Authority
FR
France
Prior art keywords
lighting body
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
Friedrich Richard Dietrich
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 FR820936A publication Critical patent/FR820936A/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
    • F21V7/09—Optical design with a combination of different curvatures

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR820936D 1937-04-22 1937-04-22 Corps d'éclairage Expired FR820936A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR820936T 1937-04-22

Publications (1)

Publication Number Publication Date
FR820936A true FR820936A (fr) 1937-11-22

Family

ID=9274449

Family Applications (1)

Application Number Title Priority Date Filing Date
FR820936D Expired FR820936A (fr) 1937-04-22 1937-04-22 Corps d'éclairage

Country Status (1)

Country Link
FR (1) FR820936A (fr)

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