FR923751A - Appareil d'éclairage - Google Patents

Appareil d'éclairage

Info

Publication number
FR923751A
FR923751A FR923751DA FR923751A FR 923751 A FR923751 A FR 923751A FR 923751D A FR923751D A FR 923751DA FR 923751 A FR923751 A FR 923751A
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR923751A publication Critical patent/FR923751A/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)
FR923751D 1945-03-14 1946-03-12 Appareil d'éclairage Expired FR923751A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE923751X 1945-03-14

Publications (1)

Publication Number Publication Date
FR923751A true FR923751A (fr) 1947-07-17

Family

ID=3886665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR923751D Expired FR923751A (fr) 1945-03-14 1946-03-12 Appareil d'éclairage

Country Status (1)

Country Link
FR (1) FR923751A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0915287A3 (fr) * 1997-11-05 2000-08-16 Aoki Electric Industrial Co., Ltd. Réflecteur d'éclairage pour projecteurs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0915287A3 (fr) * 1997-11-05 2000-08-16 Aoki Electric Industrial Co., Ltd. Réflecteur d'éclairage pour projecteurs

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