FR714998A - Perfectionnements aux appareils d'éclairage - Google Patents

Perfectionnements aux appareils d'éclairage

Info

Publication number
FR714998A
FR714998A FR714998DA FR714998A FR 714998 A FR714998 A FR 714998A FR 714998D A FR714998D A FR 714998DA FR 714998 A FR714998 A FR 714998A
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
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.)
Benjamin Electric Ltd
Original Assignee
Benjamin Electric Ltd
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 Benjamin Electric Ltd filed Critical Benjamin Electric Ltd
Application granted granted Critical
Publication of FR714998A publication Critical patent/FR714998A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR714998D 1930-05-08 1931-04-09 Perfectionnements aux appareils d'éclairage Expired FR714998A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US714998XA 1930-05-08 1930-05-08

Publications (1)

Publication Number Publication Date
FR714998A true FR714998A (fr) 1931-11-23

Family

ID=22101708

Family Applications (1)

Application Number Title Priority Date Filing Date
FR714998D Expired FR714998A (fr) 1930-05-08 1931-04-09 Perfectionnements aux appareils d'éclairage

Country Status (1)

Country Link
FR (1) FR714998A (fr)

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