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US3570101A
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Hydraulic and pneumatic system for controlling tools
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GB1157231A
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Hydraulic and Pneumatic System for Controlling Tools
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GB1156320A
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Improvements in Hydraulic Reciprocating Pumps
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GB968224A
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Improvements in and relating to hydraulic height adjustment devices
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GB924768A
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Improvements in or relating to the transmission of thrust to or from a reciprocatingplunger
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GB947302A
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Improvements in or relating to valve means for pulsating pumps
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GB928940A
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Improvements in or relating to hydraulic jacks
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GB794433A
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A new and improved spike extractor
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GB780383A
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Improvements in jacks
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GB707312A
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Improvements in lifts
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GB643462A
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Improvements in and relating to two-speed rams for hydraulic machinery
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