TREA

Schiess-Defries Engineering Immobilien-und Bautrager GmbH

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  • Duisberg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Construction substructure
    • Patent number 6,385,912
    • Issue date May 14, 2002
    • Schiess-Defries Engineering Immobilien-und Bautrager GmbH
    • Georg Wessel
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Horizontally slidable sports field
    • Patent number 6,286,264
    • Issue date Sep 11, 2001
    • Schiess-Defries Engineering Immobilien-und Bautrager GmbH
    • Raimund Peuler
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES