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Wind amplified rotor platform (warp)
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Patent number 5,520,505
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Issue date May 28, 1996
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Alfred L. Weisbrich
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Axial-centripetal swirler injection apparatus
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Patent number 4,754,600
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Issue date Jul 5, 1988
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Societe Nationale d'Etude et de Construction de Moteurs d'Aviation (SNECMA)
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Gerard Y. G. Barbier
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Radial flow centrifugal impeller
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Patent number 4,285,631
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Issue date Aug 25, 1981
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Plessey Handel und Investments AG
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Peter J. Taylor
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3877836
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Patent number 3,877,836
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Issue date Apr 15, 1975
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...