Thorval L. Berg

Person

  • Warminster, PA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Seal assembly

    • Patent number 4,893,823
    • Issue date Jan 16, 1990
    • Greene, Tweed & Co.
    • Gary L. Strouse
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Annular seal

    • Patent number 4,067,407
    • Issue date Jan 10, 1978
    • Greene, Tweed & Co., Inc.
    • Thorval L. Berg
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...