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Chuck-closing mechanism for automatic screw machine
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Screw machine chuck
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Expanding collet
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Punching method and tool
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Indexing mechanism for machine tools
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Clutch operating means
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Cam assembly
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Automatic screw machine
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Automatic screw machine
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Machine for making polygonal openings
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Automatic work forming machine
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Clutch mechanism
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Method and apparatus for threading pieces
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Method of making collets
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Feed finger for screw machines and the like
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Automatic tool machine
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Automatic machine tool
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Friction clutch
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Work-supporting means for machine tools
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Automatic machine tool
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