FR766630A - - Google Patents

Info

Publication number
FR766630A
FR766630A FR766630DA FR766630A FR 766630 A FR766630 A FR 766630A FR 766630D A FR766630D A FR 766630DA FR 766630 A FR766630 A FR 766630A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR766630A publication Critical patent/FR766630A/fr
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/04Optical design

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR766630D Expired FR766630A (US07498051-20090303-C00003.png)

Publications (1)

Publication Number Publication Date
FR766630A true FR766630A (US07498051-20090303-C00003.png) 1934-06-29

Family

ID=1551365

Family Applications (1)

Application Number Title Priority Date Filing Date
FR766630D Expired FR766630A (US07498051-20090303-C00003.png)

Country Status (1)

Country Link
FR (1) FR766630A (US07498051-20090303-C00003.png)

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