TREA

Donald A. McCharles

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  • Blenheim, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Two speed accessory drive
    • Patent number 4,662,861
    • Issue date May 5, 1987
    • Canadian Fram Limited
    • Michael B. Seung
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Drive system with wear compensator
    • Patent number 4,613,318
    • Issue date Sep 23, 1986
    • Canadian Fram Limited
    • Richard D. McWilliam
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS