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B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
B61F19/00—Wheel guards; Bumpers; Obstruction removers or the like
B61F19/04—Bumpers or like collision guards
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FR445257A1911-06-221912-06-21Appareil protecteur entre deux voitures de tramways
ExpiredFR445257A
(fr)