7 Motors and engines (except for land vehicles); electrical motors, linear electrical motors, linear electrical generators, free linear piston generators, linear motor reciprocating compressors, free piston gas expanders, linear motor reciprocating pumps, linear motor reciprocating actuators (except for land vehicles); pistons for motors and engines; cylinders for motors and engines; machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs; internal combustion engines; external combustion engines; linear electrical generators, linear power systems, linear motor reciprocating pumps; electrical generators for land, air and water vehicles; electrical generators; free piston linear generators for land, air and water vehicles; linear motor reciprocating compressors; free piston gas expanders; parts and fittings for all the aforesaid goods