TREA

Ferdinand Freudenstein

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  • Bronx, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Swing beam internal-combustion engines
    • Patent number 4,917,066
    • Issue date Apr 17, 1990
    • The Trustees of Columbia University In the City of New York
    • Ferdinand Freudenstein
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Noncircular drive
    • Patent number 4,865,577
    • Issue date Sep 12, 1989
    • Trustees of Columbia University in the City of New York
    • Ferdinand Freudenstein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Swing beam internal combustion engines
    • Patent number 4,821,695
    • Issue date Apr 18, 1989
    • The Trustees of Columbia University in the City of New York
    • Ferdinand Freudenstein
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS