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ROTOTOR AG

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  • HOLSTEIN, CH
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  • Information Patent Grant

    Rotary vane machine
    • Patent number 6,113,370
    • Issue date Sep 5, 2000
    • Rototor Ltd.
    • Leonid Volftsun
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

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