TREA

Everts & Van der Weyden Exploitatiemaatschappij Ewem/N.V.

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  • The Hague, NL
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing a resilient, single or double C-shaped rail...
    • Patent number 4,281,529
    • Issue date Aug 4, 1981
    • Everts & van der Weyden Exploitatiemaatschappij Ewem N.V.
    • Marius H. Lubbers
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Holder for a guiding structure
    • Patent number 4,267,970
    • Issue date May 19, 1981
    • Everts & Van der Weyden Exploitatiemaatschappij Ewem/N.V.
    • Marius H. Lubbers
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Trademarklast 30 trademarks