Patents Assigned to Hurron/St. Clair Incorporated
  • Patent number: D320181
    Type: Grant
    Filed: August 1, 1989
    Date of Patent: September 24, 1991
    Assignee: Hurron/St. Clair Incorporated
    Inventors: Jon D. Sparham, Alan D. Lusky, Ralph J. Mandarino, Thomas C. Nanney