GB703917A
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Improvements in brakes and clutches actuated by a liquid under pressure or compressed air
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GB443283A
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Improvements in and relating to speed change gearing
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US2027655A
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Planet gearing
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GB386519A
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Improvements in and relating to planet gearing
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GB379783A
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Improvements relating to motive machines with geared drives
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GB339920A
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Improvements in and relating to friction gearing
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US1868676A
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Friction roller gearing
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GB298228A
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Improvements in or relating to bevel wheel gears
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GB287423A
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Improvements in or relating to bevel wheel gears
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US1856443A
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Bevel-wheel gearing
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US1637663A
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Shaft coupling
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GB240337A
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Improvements in or relating to shaft couplings
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US1637664A
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Change-speed friction gearing
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GB217155A
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Improvements in or relating to change-speed friction gears
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US1544697A
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Friction-wheel gear
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GB201994A
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Friction wheel gear
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US1416905A
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Gearing
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