U.S. Patents
61,996 February 12, 1867 Improvement in Printing Presses, for discharging sheets. "... removing of sheets of printed paper from rotary presses and piling them rapidly."
100,367 March 1, 1870 (posthumous) Improvement in Rotary Paper-Cutting Machines. "... for cutting paper from a continuous roll into sheets"
100,368 March 1, 1870 (posthumous) Improved Machine for Planing and Squaring the ends of Segmental Stereotype Plates "... Improved Machine for Shaving and Squaring Circular Stereotype Plates"
171,093 Dec 14, 1875 (posthumous; Filing date June 20, 1866) Improvement in Machines for Damping Paper "... useful Machine for Dampening Paper"
Read more about this topic: William Bullock (inventor)