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PL275885A1
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Steering gear for a waterborne vessel in particular an inland navigation one
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PL275624A1
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Method of clearing of washings after clearing holds, especially of the river boat
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PL272167A1
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The support lock-gate
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PL253274A1
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Rudder used as a water cooler
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PL253022A1
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Water intake
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PL252823A1
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Waterborne vessel with diesel engines utilizing generator gas as a fuel
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PL250401A1
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Apparatus for generation of tarless producer gas from hard coal
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PL248037A2
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Hydraulic feeder of constant output power
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PL247754A1
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Constant-power hydraulic supply system
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PL247602A1
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Gate position indication circuit for gates of a steering/propelling system used on waterborne vessels
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PL245825A1
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Apparatus for extending and retracting pegs in particular during manufacture of a mattress web
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PL245593A1
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Joint for silting pipeline supporting pontoons
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PL245054A1
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Method and apparatus for manufacturing a band mattress
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PL242144A1
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Floating rope chock
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PL238927A2
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Barge tippler
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PL238806A1
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Electromechanical device for controlling thrust direction of a waterborne vessel screw proppeler
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PL235639A1
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Ship main engine shafting
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PL235419A1
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Rotary motion transmission system
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PL234131A1
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Apparatus for lifting ships or their components from assembly places
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PL233838A1
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Apparatus for launching hulls of in particular river vessels
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