FR533991A - Reflector for lighting from above - Google Patents

Reflector for lighting from above

Info

Publication number
FR533991A
FR533991A FR533991DA FR533991A FR 533991 A FR533991 A FR 533991A FR 533991D A FR533991D A FR 533991DA FR 533991 A FR533991 A FR 533991A
Authority
FR
France
Prior art keywords
reflector
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
Karl Weinert
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 FR533991A publication Critical patent/FR533991A/en
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)
FR533991D 1921-04-11 1921-04-11 Reflector for lighting from above Expired FR533991A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR533991T 1921-04-11

Publications (1)

Publication Number Publication Date
FR533991A true FR533991A (en) 1922-03-15

Family

ID=8925243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR533991D Expired FR533991A (en) 1921-04-11 1921-04-11 Reflector for lighting from above

Country Status (1)

Country Link
FR (1) FR533991A (en)

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