US Patent No. 702,382, granted June 10, 1902 to Charles Fred Topham of Kew, England (assignor to James Yate Johnson), for an apparatus that forms artificial fibers or filaments by forcing cellulose solution through fine nozzles into a setting bath. It also covers a device that twists the filaments and coils them by centrifugal force in a rapidly rotating box. The patent has two sheets of drawings and a specification with seven claims describing the filter plug, air-space nozzle tube, and coiling box.