Description: Patent for improvements in apparatus for handling and cleaning seed-cotton that “use a pneumatic tube, through which cotton is drawn by an exhaust-current.” (Lines17-19) Illustration is included.
Date: June 16, 1891
Creator: Thomas, Robert S.; Hardwick, Saunie W. & Elam, William E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department