7 Robotic exoskeleton suits, other than for medical purposes; camshafts for vehicle engines; transmission shafts, other than for land vehicles; carburetter feeders; ball rings for bearings; connecting rods for machines, motors and engines; carburetters; cylinders for motors and engines; fan belts for motors and engines; belts for motors and engines; fuel conversion apparatus for internal combustion engines; ball-bearings; bearings for transmission shafts; current generators; electricity generators; propulsion mechanisms, other than for land vehicles; transmission mechanisms, other than for land vehicles; compressed air engines; aeroplane engines; motors for boats; engines for air cushion vehicles; motors, other than for land vehicles; motors, electric, other than for land vehicles; aeronautical engines; starters for motors and engines; pumps [parts of machines, engines or motors]; radiators [cooling] for motors and engines; industrial robots; mufflers for motors and engines; cylinder heads for engines; turbocompressors; engine bearings; alternators for land vehicles; automotive engine blocks; engine cylinders for vehicles; engine cylinders for land vehicles; belts for farm vehicle machines; automotive intake manifolds; axial-flow compressors; fuel injection devices for internal combustion engines; air filters [parts of engines]; air filters for automobile engines; fuel filters; filters for motors and engines; direct current generators; electric power generators for emergency use; generators for land vehicles; machine coupling and transmission components, other than for land vehicles, and parts therefor; gasoline engines, other than for land vehicles; direct current motors; engines for aerostats; pistons for internal combustion engines; pistons for land vehicle engines; axial-flow pumps; pumps for land vehicle engines; exhaust systems for diesel engines; exhaust pipes for land vehicle engines; exhaust gas recirculation [EGR] valves for motors and engines; axial flow blowers; internal combustion engines, other than for land vehicles; electric motors and parts thereof, other than for land vehicles; fans for motors and engines