James K. Fretwell

Person

  • South Anston, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-function valve

    • Patent number 5,247,959
    • Issue date Sep 28, 1993
    • Meggitt (UK) Limited
    • James K. Fretwell
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS