7 Loading and unloading machines, namely, auto loaders for lead frames; electric welding machines, namely, welding machines for welding lead frames; injection molding machines, namely, automatic molding machines for molding lead frames; forming machines for lead frames, namely, bending machines for lead frames; laser marking machines for semiconductor lead frames, namely, laser engraving machines for semiconductor lead frames; electric machines for leaning semiconductor lead frames, namely, electric laser cleaning machines for semiconductor lead frames; injection molding machines, namely, automatic molding machines for semiconductor lead frames; cutting machines, namely, trimming machines for semiconductor lead frames; forming machines for semiconductor lead frames, namely, bending machines for semiconductor lead frames; jigs for holding a component during machining, namely, jigs for testing semiconductor elements; semiconductor wafer processing machines; semiconductor manufacturing machines; marking apparatus for manufacturing semiconductors, namely, laser engraving machines; fluid dispensing machines for industrial use, namely, fluid dispensers for semiconductor processing machines