TREA

Frank E. Riedl

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  • Mount Vernon, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Internal combustion engine
    • Patent number 4,012,903
    • Issue date Mar 22, 1977
    • Frank E. Riedl
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS