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B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
B60M5/00—Arrangements along running rails or at joints thereof for current conduction or insulation, e.g. safety devices for reducing earth currents
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FR593879D1924-12-121924-12-12Organe de connexion pour assurer le passage du courant au point de jonction de deux rails électriques
ExpiredFR593879A
(fr)