FR730717A - Perfectionnements aux verreries réflectrices - Google Patents

Perfectionnements aux verreries réflectrices

Info

Publication number
FR730717A
FR730717A FR730717DA FR730717A FR 730717 A FR730717 A FR 730717A FR 730717D A FR730717D A FR 730717DA FR 730717 A FR730717 A FR 730717A
Authority
FR
France
Prior art keywords
glassworks
reflective
reflective glassworks
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.)
Holophane SAS
Original Assignee
Holophane SAS
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 Holophane SAS filed Critical Holophane SAS
Application granted granted Critical
Publication of FR730717A publication Critical patent/FR730717A/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)
FR730717D 1932-01-29 1932-01-29 Perfectionnements aux verreries réflectrices Expired FR730717A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR730717T 1932-01-29

Publications (1)

Publication Number Publication Date
FR730717A true FR730717A (fr) 1932-08-20

Family

ID=9115566

Family Applications (1)

Application Number Title Priority Date Filing Date
FR730717D Expired FR730717A (fr) 1932-01-29 1932-01-29 Perfectionnements aux verreries réflectrices

Country Status (1)

Country Link
FR (1) FR730717A (fr)

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