TREA

David L. Billings

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  • Louisville, KY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Connection arrangement
    • Patent number 4,889,443
    • Issue date Dec 26, 1989
    • General Electric Company
    • David L. Billings
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Control mechanism
    • Patent number 4,137,514
    • Issue date Jan 30, 1979
    • General Electric Company
    • Lonnie C. Wright
    • H01 - BASIC ELECTRIC ELEMENTS