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GB1048011A
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A screw and nut transmission mechanism
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GB1021913A
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Screw and nut device comprising screw-threaded rollers
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GB1021655A
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Improvements in and relating to nut and screw devices
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GB819978A
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Improvements in and relating to a roller bearing device for helicoidal movement
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GB846121A
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Improvements in or relating to screw and nut devices
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GB699410A
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Improvements in or relating to screw and nut devices
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GB428437A
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Improvements in power transmission devices
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GB430002A
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Improvements in and relating to power transmission couplings
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GB403253A
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Improvements in the construction of feathering paddle wheels, in particular for aerodynamic purposes
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GB371803A
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Turbine wheel propeller and motor
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GB285911A
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Improvements in turbine wheel propellers and motors
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GB248028A
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Improvements in feathering paddle wheel propellors and motors
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