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John L. Hall

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  • Strongsville, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fan clutch
    • Patent number 4,830,161
    • Issue date May 16, 1989
    • Allied-Signal Inc.
    • John L. Hall
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fan clutch with replaceable plate carrier member
    • Patent number 4,589,535
    • Issue date May 20, 1986
    • Allied Corporation
    • John L. Hall
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Drive mechanism
    • Patent number 4,573,561
    • Issue date Mar 4, 1986
    • Allied Corporation
    • Brian C. Deem
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...