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Hans Widmer

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  • Mollis, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning device for a curved conveyor belt
    • Patent number 6,196,374
    • Issue date Mar 6, 2001
    • Wiessner GmbH
    • Franz Kilgert
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Curved conveyor element
    • Patent number 4,846,338
    • Issue date Jul 11, 1989
    • Transver AG
    • Hans Widmer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL