Donald R. Smith

Person

  • Lowell, MI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic element assembly

    • Patent number 5,706,771
    • Issue date Jan 13, 1998
    • General Motors Corporation
    • Paul Robert Van Heyningen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES