Patents Assigned to News & Observer Publishing Co.
  • Polymer flow control system for use and manufacture of printing plates
    Patent number: 3957015
    Abstract: In abstract, a preferred embodiment of this invention is a flow control system used in conjunction with the manufacture of polymer type printing plates to give even distribution of the liquid polymer prior to its being formed to a printing plate for use on a high speed printing press such as used by newspapers.
    Type: Grant
    Filed: March 15, 1974
    Date of Patent: May 18, 1976
    Assignee: News & Observer Publishing Co.
    Inventor: Lawrence W. Harris