Patents
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F03 - Machines or engines for liquids; Wind, spring, or weight motors; Producing mechanical power or a reactive propulsive thrust, not otherwise provided for
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F03B - Machines or engines for liquids
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F03B 9 - Endless-chain type machines or engines
Patents for F03B 9 - Endless-chain type machines or engines (402)
10/1977
10/11/1977
US4052856
Method and apparatus for harnessing the power of moving water
03/1976
03/23/1976
US3945755
Torque transmitting apparatus
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