7 Lathes-Namely, Slide-Lathes, Screwcutting and Threading Lathes, Drilling Apparatus, Tightening Apparatus for Tightening the Tail Stock Center of Lathes, Their Component Parts, Tools for Lathes, Tool-Holders, Chucks
9 Apparatus and Instruments for Measuring, Positioning, Setting and Controlling Parts on Lathes, Synchronized Multiple-Stop Apparatus for Limiting the Movement of Tools on a Lathe