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Publication of FR487589ApublicationCriticalpatent/FR487589A/fr
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
F21V21/14—Adjustable mountings
F21V21/30—Pivoted housings or frames
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FR487589D1916-03-201917-03-19Perfectionnements relatifs aux projecteurs et aux appareils analogues
ExpiredFR487589A
(fr)