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2011
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Invention
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System for reversing a high mass/low-pressure liquid propulsion device. A high mass/low pressure ... |
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Invention
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A system for reversing a high mass/low-pressure liquid propulsion device. A high mass/low pressur... |
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2008
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Invention
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Impeller drive for a water jet propulsion unit. A water propulsion unit having an intake housing,... |
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2006
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Invention
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Jet pumping device. A propulsion or pumping device which includes two counter-rotating shafts (3,... |
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Invention
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Improved jet pumping device. A propulsion or pumping device which includes two counter-rotating s... |
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2004
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Invention
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Impeller drive for a water jet propulsion unit. A water propulsion unit having an intake ho... |
