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DE603719C
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Rotary piston engine, in particular internal combustion engine rotary piston engine
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Control for machines with pistons and cylinders arranged on a circular line
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US1827932A
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Two-stroke cycle internal combustion engine
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US1804497A
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Rotary engine and pump
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Gearbox for rotary piston machines
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Power machine
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Two-stroke internal combustion engine with external ignition and compression of the charge outside the working cylinder in a mixture charge pump
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Power machine with rotating cylinders
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Power machine with rotating cylinders
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Control for machines with pistons and cylinders arranged on a circular line
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