Alan J. Koch

Person

  • Uxbridge, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Drawing composition and process

    • Patent number 4,197,340
    • Issue date Apr 8, 1980
    • Oxy Metal Industries Corporation
    • Kevin Brown
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...