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Anciens Etablissements Sautter Harle
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Anciens Etablissements Sautter Harle
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Application filed by Anciens Etablissements Sautter HarlefiledCriticalAnciens Etablissements Sautter Harle
Application grantedgrantedCritical
Publication of FR1054444ApublicationCriticalpatent/FR1054444A/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)
FR1054444D1952-03-101952-03-10Dispositif pour signalisation lumineuse
ExpiredFR1054444A
(fr)