TREA

Preston E. Smith

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  • Tampa, FL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic piston locking device
    • Patent number 6,874,338
    • Issue date Apr 5, 2005
    • Michael H Hunt
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hydraulic piston locking device
    • Patent number 6,520,067
    • Issue date Feb 18, 2003
    • Michael H. Hunt
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL