US3237409A
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Hydraulic turbo-couplings
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GB1015242A
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Torque controls for fluid couplings
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GB888562A
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A vaned rotor wheel for fluid couplings or the like
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GB864724A
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Reversible fluid couplings
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GB908899A
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An improved fluid coupling
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GB863206A
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Fluid cooling device for fluid coupling reservoirs
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GB950728A
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Mechanical clutch
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GB853506A
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Fluid circulation controls for rotary reservoir fluid couplings
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GB882807A
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Improvements in fluid couplings
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GB455150A
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Improvements in and relating to windows and window frames
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