7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
jaw crushers, roll crushers, vibrator screens, revolving screens, portable receiving and loading bins, belt conveyors, belt conveyor rollers, portable crushing plants, portable gravel, ore and coal screening plants, portable gravel, sand and ore washing plants, portable crushing and screening plants, stationary crushing and cleaning plants, asphalt mixing plants, clay and gravel mixing and treating plants, sand and gravel screening and metering units, portable asphalt mixing plants, bucket elevators, reciprocating plate feeders, apron feeders, traveling grizzly feeders, conveyor type bulk material car loaders, cradle type portable conveyors, sand dehyrators, sand and rock driers, dust collectors for sand and rock driers, vibrating feeders, impact crushers, hammermills, asphalt surge silos, and asphalt drag conveyors