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Fluid motor
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Patent number 4,245,473
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Issue date Jan 20, 1981
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Dante J. Sandoval
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Thermal motor
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Patent number 4,030,298
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Issue date Jun 21, 1977
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Dante J. Sandoval
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Thermal motor
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Patent number 4,010,612
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Issue date Mar 8, 1977
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Sandoval; Dante J.
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Dante J. Sandoval
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...