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Publication of FR577619ApublicationCriticalpatent/FR577619A/en
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
H01R33/74—Devices having four or more poles, e.g. holders for compact fluorescent lamps
H01R33/76—Holders with sockets, clips, or analogous contacts adapted for axially-sliding engagement with parallely-arranged pins, blades, or analogous contacts on counterpart, e.g. electronic tube socket
FR577619D1923-04-211923-04-21
Device for connecting the amplifying lamps of wireless telegraphy and telephony receivers
ExpiredFR577619A
(en)
Device ensuring constant and torsion-free braking on all axes of rotation and in particular on the axes of choke supports and other devices for telegraphy and wireless telephony