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.)
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Holophane SAS
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Holophane SAS
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Application filed by Holophane SASfiledCriticalHolophane SAS
Application grantedgrantedCritical
Publication of FR692048ApublicationCriticalpatent/FR692048A/fr
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V5/00—Refractors for light sources
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
FR692048D1930-03-171930-03-17Réflecteur d'éclairage asymétrique, à action inégale dans les différents azymuths
ExpiredFR692048A
(fr)