Jean H. Louthan

Person

  • Dallas, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Adapter for connecting plastic pipe system to cast iron pipe system

    • Patent number 4,295,668
    • Issue date Oct 20, 1981
    • Phillips Petroleum Company
    • Jean H. Louthan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tapping apparatus

    • Patent number 4,258,742
    • Issue date Mar 31, 1981
    • Phillips Petroleum Company
    • Jean H. Louthan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...