Patents Assigned to Astro Plastics
  • Extruded weather strip structure
    Patent number: 4720936
    Abstract: A weather strip construction for windows and doors having in combination leaf and compression dual durometer type sealing elements which co-act to accommodate sliding and meeting engagements of surfaces for effective weather sealing.
    Type: Grant
    Filed: November 7, 1986
    Date of Patent: January 26, 1988
    Assignee: Astro Plastics
    Inventor: Robert T. Ellingson