Western Litho Plate and Supply Company

Harold E Coons, Jr

Robert E Harrell

Tedd L Harrell

Apparatus for exposing lithographic plates to light through a film, e.g. a negative, adapted for exposing a plurality of plates to light through the same film, having a conveyor with grippers for conveying a plate with a film thereon to an exposure station, where a window comes down on the film and plate, the grippers being opened to allow the window to vacuum-lift the film off the plate and retain it while another plate is conveyed to the exposure station for exposure through the retained film.

Growing community of inventors

St. Charles, MO, United States of America

Harold E Coons, Jr