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Aurelis Ortelli

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  • Bologna, IT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Distributor for hydraulic motors
    • Patent number 4,181,067
    • Issue date Jan 1, 1980
    • Riva Calzoni S.p.A.
    • Aurelis Ortelli
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES