FR893913A - Dispositif d'éclairage - Google Patents

Dispositif d'éclairage

Info

Publication number
FR893913A
FR893913A FR893913DA FR893913A FR 893913 A FR893913 A FR 893913A FR 893913D A FR893913D A FR 893913DA FR 893913 A FR893913 A FR 893913A
Authority
FR
France
Prior art keywords
lighting device
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.)
Perrot Duval & S A Cie
Original Assignee
Perrot Duval & S A Cie
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 Perrot Duval & S A Cie filed Critical Perrot Duval & S A Cie
Application granted granted Critical
Publication of FR893913A publication Critical patent/FR893913A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR893913D 1941-07-28 1942-07-01 Dispositif d'éclairage Expired FR893913A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH893913X 1941-07-28

Publications (1)

Publication Number Publication Date
FR893913A true FR893913A (fr) 1944-11-14

Family

ID=4546034

Family Applications (1)

Application Number Title Priority Date Filing Date
FR893913D Expired FR893913A (fr) 1941-07-28 1942-07-01 Dispositif d'éclairage

Country Status (1)

Country Link
FR (1) FR893913A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987005680A1 (fr) * 1986-03-14 1987-09-24 Solar Armaturproduktion A/S Luminaire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987005680A1 (fr) * 1986-03-14 1987-09-24 Solar Armaturproduktion A/S Luminaire

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