Machines for generating electricity and electrical energy and machine tools for cutting, boring, grinding, or shearing metal or wood; motors and engines except for land vehicles; machine coupling and transmission components except for land vehicles; agricultural implements other than hand-operated, namely, incorporators, seed drills, hay balers, coulters, harvesters, reapers, plows, harrows, mowers, seed planting machines; turbines for the generation of electrical energy, other than for land ...