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Rudolf Bultmann

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  • Neuenrade, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Straight drawing machine
    • Patent number 7,275,405
    • Issue date Oct 2, 2007
    • BL Chemie GmbH & Co., KG
    • Rudolf Bültmann
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Straight drawing machine
    • Publication number 20050210948
    • Publication date Sep 29, 2005
    • Rudolf Bultmann
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method and device for production of hollow sections
    • Publication number 20040250597
    • Publication date Dec 16, 2004
    • Rudolf Bultmann
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...