Osmar A. Ullrich

Person

  • Columbus, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making a donor member mold

    • Patent number 4,092,165
    • Issue date May 30, 1978
    • Xerox Corporation
    • Paul G. Andrus
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY