|
GB332789A
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Variable speed gearing
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Speed increasing and reducing apparatus
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Clutching and speed-changing device
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Electromagnetic clutch
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Epicyclic gears, especially for motor vehicles
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GB310462A
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Clutch and speed-changing apparatus
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Electromagnetically influenced planetary gear change and reversing gear
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Epicyclic gearbox
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GB248368A
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Improvements in change-speed driving and reversing gears
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Clutching and speed-changing device
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DE551824C
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Epicyclic gears, especially for motor vehicles
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