TREA

Gregory J. Kaufman

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  • Metamora, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Outward opening valve system for an engine
    • Patent number 5,694,893
    • Issue date Dec 9, 1997
    • Caterpillar Inc.
    • Anthony K. Chan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES