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Backlash takeup mechanism
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Rubbing machine
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Servo positioning mechanism
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Generator control system
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Improvements in or relating to a clamping device in machine tools
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Flow controller unit for stack valve
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Tracer control for machine tools
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Improvements in or relating to a centrifugal governor
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Apparatus for automatically relatively positioning workholders, tools and the like
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Anti-hum device
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Governor
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Improvements in hydraulic transmission systems
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Air-oil unit
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Hydraulic control system for a refrigeration drive
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Control means
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Pressure regulating apparatus for a hydraulic control system
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