TREA

Dean P. Bergman

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  • Waukegan, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Internal combustion engine
    • Patent number RE40500
    • Issue date Sep 16, 2008
    • DeltaHawk Engines, Inc.
    • Douglas A. Doers
    • 123 - Internal-combustion engines