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FR1473214A
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Improvements made to thermal groups comprising a free piston engine and a variable reluctance alternator
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FR1460780A
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Improvements to free-piston engines
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FR1433426A
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Stable free piston motor
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FR86631E
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Device for starting a free-piston engine, the return of which is provided by hydraulic springs
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FR1392680A
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Release device under load of a mobile crew
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FR1401189A
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Improved scavenging and cooling of 2-stroke free piston diesel engines
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FR1384701A
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Device for starting a free-piston engine, the return of which is provided by hydraulic springs
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CA807781A
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Free piston alternator
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CA801457A
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Free piston motor
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