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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
B61F15/00—Axle-boxes
B61F15/02—Axle-boxes with journal bearings
B61F15/06—Axle-boxes with journal bearings for cars
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FR857404D1939-07-051939-07-05Boîte d'essieu pour véhicules sur rails
ExpiredFR857404A
(fr)