Patents Assigned to Plastics Research Corp.
  • Injected molded arbor
    Patent number: D441095
    Type: Grant
    Filed: May 3, 2000
    Date of Patent: April 24, 2001
    Assignee: Plastics Research Corp.
    Inventors: Carl I. Schwartz, Marcee N. Milletics, Christopher J. Waites, David J. Stob