TREA

Horst Klees

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  • Breidenbach-Achenbach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of inserting a hole forming and selftapping screw
    • Patent number 5,361,478
    • Issue date Nov 8, 1994
    • EJOT Eberhard Jaeger GmbH & Co. KG
    • Hermann Grossberndt
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hole forming and selftapping screw
    • Patent number 5,234,301
    • Issue date Aug 10, 1993
    • EJOT Eberhard Jaeger GmbH & Co.
    • Hermann Grossberndt
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...