72314482
Dec 16, 1968
May 8, 1973
PULLEYS [ , SHEAR LEGS, TRIPODS, SLINGS, GRABS ] AND HOOKS, ALL FOR USE IN LIFTING, LOWERING AND CONVEYING; CRANES FOR LIFTING, LOWERING AND CONVEYING; ELECTRIC HOIST BLOCKS; CHAIN BLOCKS; LINEAR THRUST DRIVE UNITS; AND MOBILE LIFT TRUCKS INCORPORATING MECHANISM FOR LIFTING, LOWERING AND HANDLING LOADS, AND PARTS THEREFOR
Yarns and Threads