7 Machines and automatic machines, namely, engraving machines; machine parts, namely, blades; machine parts, namely, blades for power tools; machine parts, namely, filters for motors and engines; hydraulic machine motors; electric motors for machines; valves as machine parts; machine parts, namely, cylinders for motors and engines; machine parts, namely, joints and joint parts for connecting sliding strips, plates and guides; transmissions for machines; shaft couplings as parts of machines; bushings for use as parts of machines; cams being parts of machines; belts for machines; machine parts, namely, circular blades for power tools; machine parts, namely, blades; machines and automatic machines, namely, saw-tooth setting machines for lumbering or woodworking saws; machine parts, namely, clutches for machines; machine parts, namely, brake linings for machines; gears for machines; machine parts, namely, roll mill bearings; machine parts, namely, mechanical seals; machine parts, namely, metal clamps used for holding piece parts on machine tool tables; machine parts, namely, pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems, being sold as a unit with manufacturing machines; machines and automatic machines, namely, compression, extrusion and injection moulding machines incorporating forging moulds