Vecto Gray Inc.

Organization

  • Houston, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Emergency casing hanger

    • Patent number 4,949,786
    • Issue date Aug 21, 1990
    • Vecto Gray Inc.
    • Lawrence A. Eckert
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents