| All Patents in class 451/335 | 
| Patents 1 - 
					15
					of 40 
       | 
| Number | Date | Patentee | Title | Type | 
| 317,601 | May 12, 1885 | J. Welker, Jr. | Feeder for lathe | wood lathes | 
| 427,920 | May 13, 1890 | D.B. Shantz | Lathe for Turning Buttons | button making machinery | 
| 445,697 | Feb. 03, 1891 | E.L. Bowers, W.L. Grout | Gripping Device for Lathes | metal lathe accessories and attachments | 
| 519,967 | May 15, 1894 | J.M. Parker | Bobbin & spool lathe | spool or bobbin machines | 
| 579,357 | Mar. 23, 1897 | J.W. Brown, Jr. | Automatic Chucking Lathe | automatic lathes | 
| 649,903 | May 22, 1900 | J.P. Brophy | Automatic Lathe Attachment | metal lathe accessories and attachments | 
| 701,081 | May 27, 1902 | H.N. Pierce | Spool-machine | spool or bobbin machines | 
| 734,897 | Jul. 28, 1903 | A.B. Landis | Automatic grinding-machine | grinders | 
| 921,717 | May 18, 1909 | A.B. Landis | Grinding-machine | grinders | 
| 953,752 | Apr. 05, 1910 | A.H. Neureuther | Automatic Pinion Cutting Machine | gear making machines | 
| 1,287,731 | Dec. 17, 1918 | F. Müller | Automatic Grinding Machine | grinders | 
| 1,722,386 | Jul. 30, 1929 | C.H. Norton | Centerless Grinding Machine | grinding machines | 
| 1,733,097 | Oct. 22, 1929 | H.W. Holmes | Centerless Grinding Machine | grinding machines | 
| 1,757,612 | May 06, 1930 | W.D. Archea, G.W. Binns | Centerless Grinding Machinery | grinding machines | 
| 1,804,197 | May 05, 1931 | L.F. Nenninger, W.D. Archea, G.W. Binns | Centerless Grinding | grinding machines |