Patents Assigned to Production Plus, Inc.
  • System for making picture frames
    Patent number: 5365813
    Abstract: A system for forming picture frames which comprises first and second punching stations to form miters and notches in the picture frames. The punching stations are aligned along the same axis and the picture frame is fed linearly through the punches. Sets of drive rollers are controlled to move the picture frame through the punching stations in stepped sequence to form finished picture frames.
    Type: Grant
    Filed: October 7, 1992
    Date of Patent: November 22, 1994
    Assignee: Production Plus, Inc.
    Inventor: Thomas F. Greene