FR692534A - Appareil d'éclairage à éclairement uniforme - Google Patents

Appareil d'éclairage à éclairement uniforme

Info

Publication number
FR692534A
FR692534A FR692534DA FR692534A FR 692534 A FR692534 A FR 692534A FR 692534D A FR692534D A FR 692534DA FR 692534 A FR692534 A FR 692534A
Authority
FR
France
Prior art keywords
uniform illumination
illumination luminaire
luminaire
uniform
illumination
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.)
Anciens Etablissements Barbier Benard and Turenne SA
Original Assignee
Anciens Etablissements Barbier Benard and Turenne SA
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 Anciens Etablissements Barbier Benard and Turenne SA filed Critical Anciens Etablissements Barbier Benard and Turenne SA
Application granted granted Critical
Publication of FR692534A publication Critical patent/FR692534A/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
    • F21V5/00—Refractors for light sources

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR692534D 1930-03-21 1930-03-21 Appareil d'éclairage à éclairement uniforme Expired FR692534A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR692534T 1930-03-21

Publications (1)

Publication Number Publication Date
FR692534A true FR692534A (fr) 1930-11-06

Family

ID=9037993

Family Applications (1)

Application Number Title Priority Date Filing Date
FR692534D Expired FR692534A (fr) 1930-03-21 1930-03-21 Appareil d'éclairage à éclairement uniforme

Country Status (1)

Country Link
FR (1) FR692534A (fr)

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