Machines and parts therefor for working metals, metalloids, AND semiconductors; machines and parts therefor for sawing, cutting, polishing, and lapping; loading bridges, cranes, and elevators; transfer devices in the nature of belt conveyors, rope conveyors, chain conveyors, pneumatic conveyors, conveyors tubes and slopes; transporters in the nature of pneumatic, power-operated rail, and power-operated rope transporters; handling apparatus in the nature of power-operated gripping manipulators; machines for washing and cleaning of sawed products; machines for sawing hard materials and materials for the semiconductor and solar industries; machines for orienting and transferring monocrystals and monocrystalline materials for sawing machines and parts therefor; and mechanical control for machines, machine engines and machine motors
Machinery