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Machine for cutting or grinding helical gears
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Gear cutting machine and method
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Drilling machine
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Screw cutting method and means
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Adjustable drive for spindle feeds
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Fluid pressure operated continuous rotary machine
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Pump
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Continuous rotary machine
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Pressure-fluid-actuated indexing mechanism
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Hydraulic upright drill
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Individual power feed for multiple tapping machines
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Inverted unitary chucking machine
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Transmission system
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Sink trap
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Mechanical movement
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