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B61G5/00—Couplings for special purposes not otherwise provided for
B61G5/06—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables
B61G5/10—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables for electric cables
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FR546004D1922-01-171922-01-17Perfectionnements dans les installations d'éclairage électrique des trains
ExpiredFR546004A
(fr)