23 Cable Reels; Continuous Mining and Tunneling Machines, and Parts Thereof; [ Belt, Chain and Shaker Conveyors, and Parts Thereof; Conveyor Idlers and Rollers; Chain Conveyor Sub-Assemblies and Flights; Conveyor Loading Stations; ] Crawler Treads and Parts Thereof; Cutter Chains, and Parts Thereof Including Cutter Bits; Mobile Crawler-Tread-Mounted, Track-Mounted, Rubber-Tire-Mounted and Skid-Mounted Kerf-Cutting Machines for Mining and Tunneling, and Parts Thereof Including Cutter Bars, Cutter Chains and Cutter Bits; Bugdusters-Namely, Apparatus Associated with Kerf-Cutting Machines, for Transferring Cuttings Away from the Cutter Chain; Mobile Crawler-Tread-Mounted, Track-Mounted and Rubber-Tire-Mounted Coal, Ore and Rock Loading Machines for Mining and Tunneling, and Parts Thereof