Patents Assigned to MASON PLASTICS CO.
  • Guide rail support bracket assembly
    Patent number: D814914
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: April 10, 2018
    Assignee: MASON PLASTICS CO.
    Inventor: William R. Mason
  • Guiding surface rail
    Patent number: D836877
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: December 25, 2018
    Assignee: MASON PLASTICS CO.
    Inventor: Russell W. Mason