TREA

Frank R. Ferris Jr.

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  • Bellevue, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Humidity control system
    • Patent number 5,400,608
    • Issue date Mar 28, 1995
    • Ryan Instruments, L.P.
    • Robert L. Steed
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents