TREA

Edwin Coy Ingle

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  • Julian, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Telephone line battery boost circuit
    • Patent number 4,024,351
    • Issue date May 17, 1977
    • Bell Telephone Laboratories, Incorporated
    • Edwin Coy Ingle
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Telephone line battery boost circuit
    • Patent number 3,992,591
    • Issue date Nov 16, 1976
    • Bell Telephone Laboratories, Incorporated
    • Edwin Coy Ingle
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE