TREA

Frank A. Manfredi

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  • Cleveland, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanger
    • Patent number 3,989,101
    • Issue date Nov 2, 1976
    • Frank A. Manfredi
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Exhaust purifier system
    • Patent number 3,967,445
    • Issue date Jul 6, 1976
    • Frank A. Manfredi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES