GB926093A
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Liquid pumps of the reciprocating type
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GB565381A
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Improvements in or relating to lubricators and the like
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US2343751A
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Piston
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GB556556A
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Improvements in or relating to plungers or pistons
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US2196959A
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Discharge apparatus for fluids and semifluid substances
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GB530635A
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Improvements in or relating to the application of coatings of graphite to surfaces
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US2175652A
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Apparatus for delivering liquid or semiliquid substances
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GB521234A
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Improvements in or relating to delivery apparatus for liquid and semi-liquid substances
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US2257251A
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Distributing apparatus of the piston and cylinder type
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GB521795A
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Improvements in or relating to grease guns
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US2154325A
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Apparatus for delivering material in solid, plastic, or semiliquid form from storage containers
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GB518184A
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Improvements in or relating to discharge apparatus for fluids and semi-fluid substances
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GB512614A
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Improvements in or relating to apparatus for delivering lubricating or other liquid or semi-liquid substances
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GB505248A
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Improvements in or relating to discharge apparatus of the piston and cylinder type
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GB501605A
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Improvements in or relating to apparatus for delivering from a container lubricant or other material in solid, plastic or semi-liquid form
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GB486555A
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Improvements in or relating to lubricating and other apparatus for delivering liquidor semi-liquid substances
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GB484589A
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Improvements in or relating to discharge apparatus of the piston and cylinder type
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GB429812A
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Improvements in or relating to lubricators
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GB407475A
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Improvements in or relating to lubricators
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CA388716A
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Solid, plastic or semi-liquid material delivering apparatus
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