TREA

Dirk H. Groeneveld

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  • Ridderkerk, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door structure with deformable peripheral edge
    • Patent number 6,640,498
    • Issue date Nov 4, 2003
    • Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
    • Dirk Hugo Groeneveld
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Door structure
    • Patent number 6,260,304
    • Issue date Jul 17, 2001
    • Beheermaatschappij H.D. Groeneveld B.V.
    • Dirk Hugo Groeneveld
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Floor for use in off-shore technique and ship building
    • Patent number 4,609,305
    • Issue date Sep 2, 1986
    • 501 Beheermaatschappij H.D. Groeneveld B.V.
    • Dirk H. Groeneveld
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT