TREA

Otto Bruentrup

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  • Salach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coldforming machine
    • Patent number 7,353,679
    • Issue date Apr 8, 2008
    • EX-CELL-O GmbH
    • Bernd Kreissig
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cold forming machine
    • Patent number 7,051,565
    • Issue date May 30, 2006
    • EX-CELL-O GmbH
    • Bernd Kreissig
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Coldforming machine
    • Publication number 20060162409
    • Publication date Jul 27, 2006
    • EX-CELL-O GMBH
    • Bernd Kreissig
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...