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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
B61F15/04—Axle-boxes with journal bearings for locomotives
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FR565245D1923-04-191923-04-19Boîte d'essieu-moteur pour locomotives
ExpiredFR565245A
(fr)