7 Mixing installations of all kinds, namely, concrete mixers; earth-moving equipment of all kinds, namely, hydraulic excavators and cable dredgers; cranes of all kinds, namely, tower cranes, automobile cranes, deck cranes, container cranes, mobile wharf cranes, cranes with movable tracks for crawling over land, and cranes for use in reaching and stacking items; gear cutting machine tools and gear cutting tools, namely, gear grinding machines, gear hobbing machines, gear shaping machines and toothed tools being parts of toothed machines for manufacturing gears, namely, toothed rolling discs, rolling racks, deburring discs, rack type cutters, gear shaper cutters, shaving cutters, hob cutters, form milling cutters, broaching rings, shaper cutter holders, clamping arbors, matrices and stamps for chipless gear production; recycling installations, namely, screw-type and trough-type concrete recycling machines; material handling engineering installations, namely, overhead industrial support robots and belts for conveyors; parts and accessories sold as integral component parts of the aforesaid goods, namely, landing gear in the nature of tires and rails upon which cranes are mounted, diesel engines, electric motors, hydraulic and electric linear actuators, hydraulic valves, hydraulic cylinders; hydraulic and electromechanical winches; belts for conveyors; sewing rims for windmills; turbines for air-conditioning apparatus for air-conditioning using cold air vacuum processes, for use in rail vehicles; earth moving machines, namely, bulldozers and wheel loaders in the nature of earth moving vehicles with wheels and buckets for loading material, and diesel engines and electric motors therefor; aircraft-related actuation mechanisms, namely, hydraulic valve actuators for controlling and operating ailerons, and roll spoilers, elevator and horizontal stabilizers, flaps, slats, and Krueger flaps, rudders, air brakes, cargo doors, rotor blade drives, and landing gear and for controlling and operating aircraft fueling systems, powered rotor blades, thrust reversers and thrust vectors; aircraft air management system components, namely, turbo engines; thrust reversal systems, namely, thrust reversers for aircraft engines; aircraft fueling systems comprised primarily of fuel pumps for fueling aircraft