73176595
Jun 29, 1978
Dec 15, 1981
Belt and Chain Conveyors and Parts Therefor; Mining Machines-Namely, Continuous Miners, Auger Miners, and Shearer Miners; Mechanical Shortwall Roof Supports; Face Drilling Machines and Bits, Augers, Drill Rods, and Parts Therefor; Roof Drilling and Bolting Machines and Dust Collectors, Bits, Augers, Rods and Parts Therefor; Loading Machines; Feeder Breakers; Feeder Crushers; Carbide Mining Tools for Use in Mining Machines; Rock Dusting Machines; Electric Motors for Use in Mining Machinery; Air Compressors; Gear Reducers; Hydraulic Units and Parts Therefor; Bulk Breaker Systems Comprising Gaseous Discharge Cartridges for Dislodging Stoppage of Material Flow from Storage Bins, Silos, and Stockpiles; and Receiver Units for Storage of Compressed Air for High Pressure Discharge Cartridges
MachineryMine Vehicles for Transporting Personnel, Equipment, and Supplies and Electric Motors and Parts Therefor
VehiclesSERVICING, RECONDITIONING MINING MACHINES AND EQUIPMENT OF OTHERS; STRUCTURAL FABRICATION SERVICES; AND BELT AND CHAIN CONVEYOR SYSTEM CONSTRUCTION AND REPAIR Son and Repair Services
Building Construction and RepairEngineering and Design of Mine Layout Systems for Others; Engineering and Design Mining Systems for Others; Engineering and Design of Conveyor and Storage Systems for Others; Engineering and Design of Customized Mining Equipment for Others; Hydraulic System Design and Fabrication Services
Computer and Scientific