TREA

Karl Schink

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  • Attendorn-Dunschede, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Machine tool, especially a punch
    • Patent number 4,646,604
    • Issue date Mar 3, 1987
    • Muhr und Bender
    • Karl Schink
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of and apparatus for working a profiled steel workpiece
    • Patent number 4,575,288
    • Issue date Mar 11, 1986
    • Helmut Roschiwal
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for perforating a workpiece
    • Patent number 4,407,614
    • Issue date Oct 4, 1983
    • Muhr und Bender
    • Richard Muhr
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Punching and riveting machine
    • Patent number 4,369,907
    • Issue date Jan 25, 1983
    • Muhr und Bender
    • Richard Muhr
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...