Thomas D. Haley

Person

  • Cypress, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Blowout preventer

    • Patent number 5,515,916
    • Issue date May 14, 1996
    • Stewart & Stevenson Services, Inc.
    • Thomas D. Haley
    • E21 - EARTH DRILLING MINING