TREA

Harry I. Leon

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  • Atlanta, GA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Threading die couple
    • Patent number 4,501,519
    • Issue date Feb 26, 1985
    • Harry I. Leon
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Threading die couple
    • Patent number 4,349,931
    • Issue date Sep 21, 1982
    • Harry I. Leon
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Earth-embedded, temperature-stabilized heat exchanger
    • Patent number 4,327,560
    • Issue date May 4, 1982
    • Harry I. Leon
    • F24 - HEATING RANGES VENTILATING