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Worm and wormgear reduction drive
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Positive-displacement thermal unit
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Gear-coupling member
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Gear coupling
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Gear drive with plurality of equal gears connecting coaxial drive and driven gears
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Rotary gear-shaped tool
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Gear tooth shape
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Toothed coupling
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Positive-displacement unit
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Gearing
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Gear coupling
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Gearing
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Gear drive
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Universal joint
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Universal joint
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Universal joint
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Machine for cutting spiral teeth
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Rotary gear-shaped tool for perfecting gears and method and means for using the same
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Hob, and method and means for using the same
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Threaded rotary member for generating spur and helical gear teeth, and method and means for using the same
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