TREA

John S. Barnhart

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  • Champaign, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanger
    • Patent number 5,287,919
    • Issue date Feb 22, 1994
    • Gas Research Institute
    • Paul E. George
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    High-volume cooking
    • Patent number 5,247,874
    • Issue date Sep 28, 1993
    • Gas Research Institute
    • Paul E. George
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...