TREA

Stefan Wiener

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  • Hanover, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjusting device for the rolls of a calendar
    • Patent number 5,911,783
    • Issue date Jun 15, 1999
    • Hermann Berstorff Maschinenbau GmbH
    • Stefan Wiener
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Calender assembly
    • Patent number 5,100,312
    • Issue date Mar 31, 1992
    • Hermann Berstorff Maschinenbau GmbH
    • Stefan Wiener
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL