Roy O. Sweeney

Person

  • Cincinnati, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Pulse tube refrigerator

    • Patent number 6,109,041
    • Issue date Aug 29, 2000
    • Matthew P. Mitchell
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...