John C. Hess

Person

  • Boulder, CO, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Air circulation system for a chamber

    • Patent number 6,434,954
    • Issue date Aug 20, 2002
    • QualMark Corporation
    • John C. Hess
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...