TREA

Frank T. Jackson, Sr.

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  • Lake Elsinore, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure responsive blowout latch
    • Patent number 7,578,475
    • Issue date Aug 25, 2009
    • Hartwell Corporation
    • John D. Pratt
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Pressure responsive blowout latch
    • Patent number 6,866,226
    • Issue date Mar 15, 2005
    • Hartwell Corporation
    • John D. Pratt
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES