Frank Vernon McCay Jr., deceased

Person

  • LATE OF Salt Lake City, UT, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Movable roof support mechanism

    • Patent number 4,026,118
    • Issue date May 31, 1977
    • The United States of America as represented by the Secretary of the Interior
    • Frank Vernon McCay
    • E21 - EARTH DRILLING MINING