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Les Piles Wonder SA
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Les Piles Wonder SA
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Application filed by Les Piles Wonder SAfiledCriticalLes Piles Wonder SA
Application grantedgrantedCritical
Publication of FR1171668ApublicationCriticalpatent/FR1171668A/fr
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V23/00—Arrangement of electric circuit elements in or on lighting devices
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
FR1171668D1957-04-161957-04-16Porte-ampoule pour boîtier de lampe électrique
ExpiredFR1171668A
(fr)