72448950
Feb 15, 1973
Dec 16, 1975
BRAKES AND RETARDERS FOR USE IN LAND VEHICLES-NAMELY, HYDRODYNAMIC BRAKES AND RETARDERS, AND EDDY CURRENT BRAKES AND RETARDERS, AND SPARE PARTS AND FITTINGS THEREFOR
Nonmetallic Building MaterialsBRAKES AND RETARDERS FOR USE IN PUBLIC WORKS MACHINES AND STATIONARY MACHINES-NAMELY, HYDRODYNAMIC BRAKES AND RETARDERS AND EDDY CURRENT BRAKES AND RETARDERS, AND SPARE PARTS AND FITTINGS THEREFOR
Yarns and Threads