TREA

Heinz Wiechmann

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  • Garbsen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of producing hunting projectile with hollow point
    • Patent number 5,722,035
    • Issue date Feb 24, 1998
    • Wilhelm Brenneke GmbH & Co. KG
    • Peter Matysik
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cartridge
    • Patent number 4,913,056
    • Issue date Apr 3, 1990
    • Wilhelm Brenneke KG Fabrikation Von Jagdgeschossen
    • Peter Matysik
    • F42 - AMMUNITION BLASTING