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Publication of FR588484ApublicationCriticalpatent/FR588484A/fr
H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
H01R33/97—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held
H01R33/973—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held for bayonet type coupling devices
FR588484D1924-11-031924-11-03Dispositif de sûreté pour lampes électriques
ExpiredFR588484A
(fr)