TREA

John C. Frodsham

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  • Ulverston, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrical connectors
    • Patent number 5,032,809
    • Issue date Jul 16, 1991
    • Oxley Developments Company Limited
    • Jeffrey Chambers
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Removable filter array for multi-way connectors
    • Patent number 4,940,429
    • Issue date Jul 10, 1990
    • Oxley Developments Company Limited
    • Jeffrey Chambers
    • H01 - BASIC ELECTRIC ELEMENTS