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Hans-Peter Riedel

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  • Steinhausen, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pilot operated relief valve
    • Patent number 4,679,586
    • Issue date Jul 14, 1987
    • Beringer-Hydraulik GmbH
    • Hans-Peter Riedel
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pilot operated relief valve
    • Patent number 4,625,756
    • Issue date Dec 2, 1986
    • Beringer-Hydraulik GmbH
    • Hans-Peter Riedel
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES