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Publication of BE450133ApublicationCriticalpatent/BE450133A/xx
H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
H01R39/00—Rotary current collectors, distributors or interrupters
H01R39/02—Details for dynamo electric machines
H01R39/022—Details for dynamo electric machines characterised by the materials used, e.g. ceramics