FR1116246A - Lighting fixtures improvements - Google Patents

Lighting fixtures improvements

Info

Publication number
FR1116246A
FR1116246A FR1116246DA FR1116246A FR 1116246 A FR1116246 A FR 1116246A FR 1116246D A FR1116246D A FR 1116246DA FR 1116246 A FR1116246 A FR 1116246A
Authority
FR
France
Prior art keywords
lighting fixtures
fixtures
lighting
fixtures improvements
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)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR1116246A publication Critical patent/FR1116246A/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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1116246D 1954-12-09 1954-12-09 Lighting fixtures improvements Expired FR1116246A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1116246T 1954-12-09

Publications (1)

Publication Number Publication Date
FR1116246A true FR1116246A (en) 1956-05-04

Family

ID=9629362

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1116246D Expired FR1116246A (en) 1954-12-09 1954-12-09 Lighting fixtures improvements

Country Status (1)

Country Link
FR (1) FR1116246A (en)

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