James A. Hardman

Person

  • Salt Lake City, UT, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Oil free compressor

    • Patent number 4,015,915
    • Issue date Apr 5, 1977
    • James A. Hardman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...