7 BRAKES AND HYDRAULIC VALVES FOR ACTUATING THE BRAKES FOR UNDERGROUND HEAVY DUTY MINING EQUIPMENT-NAMELY, SCOOPS, CONTINUOUS MINING EQUIPMENT AND ROOF DRILLS AND CONVEYOR FLIGHT CHAINS FOR LOADING AND UNLOADING COAL ON CARS IN UNDERGROUND MINES
12 BRAKES FOR UNDERGROUND HEAVY DUTY MINING EQUIPMENT-NAMELY, SHUTTLE CARS AND TRACTORS
Trademark Events
Dec 15, 2000
Cancelled Sec. 8 (10-Yr)/Expired Section 9
Aug 24, 1985
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.