Business management in the field of railroad infrastructure

Shaft couplings (machines); transmission shafts (other than for land vehicles); rack and pinion jacks; jacks (machines); machine wheelwork; wheelwork (machine); slide rests (parts of machines); transmissions for machines; chains (driving) other than for land vehicles; driving chains other than for land vehicles; transmission chains other than for land vehicles; gears, other than for land vehicles; joints (universal) (cardan joints); ball-bearings; self-oiling bearings; transmission shafts (bearings for); bearing brackets for machines; bearings (parts of machines); rings (ball) for bearings; belts for conveyors; belt conveyors; belts for machines; pulleys (adhesive bands for)