TREA

Norbert Fromel

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  • Eisingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanger panel and manufacturing method thereof
    • Patent number 4,687,053
    • Issue date Aug 18, 1987
    • Fr. Kammerer GmbH
    • Manfred Paulus
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Laminating method and article
    • Patent number 4,423,120
    • Issue date Dec 27, 1983
    • Fr. Kammerer GmbH
    • Manfred Paulus
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR