| All Patents in class 29/57 |
Patents 1 -
15
of 100
      |
| Number | Date | Patentee | Title | Type |
| 45,054 | Nov. 15, 1864 | L.W. Langdon | Improvement in screw-cutting machines | screw machines |
| 65,422 | Jun. 04, 1867 | G.R. Parker | Improved centring and squaring chucks | metal lathe chucks |
| 319,071 | Jun. 02, 1885 | C.W. Colesworthy | Tool Holding Attachment for Lathes | lathe tool holders and tool posts |
| 320,652 | Jun. 23, 1885 | J. Hall | Drifting Device for Lathes | metal lathe accessories and attachments |
| 333,461 | Dec. 29, 1885 | W.L. Grout, E.L. Bowers | Machine for Drilling Metal Blanks | horizontal drilling machines |
| 413,870 | Oct. 29, 1889 | J.N. Severance | Lathe Attachment for Making Metal Screws | button making machinery |
| 437,292 | Sep. 30, 1890 | H. Drysdale | Turret Head Lathe | turret lathes |
| 459,867 | Sep. 22, 1891 | W. Humans | Attachment for Metal Working Lathes | metal lathe accessories and attachments |
| 482,210 | Sep. 06, 1892 | W.W. Tucker | Machine for Taper Turning | turret lathes |
| 493,019 | Mar. 07, 1893 | H. Drysdale | Turret Lathe | turret lathes |
| 497,769 | May 23, 1893 | C.M. Conradson | Tool Support for Lathes | turret lathes |
| 499,977 | Jun. 20, 1893 | E.R. Fellows | Machine for turning irregular forms | pattern lathes |
| 501,273 | Jul. 11, 1893 | J. Hartness | Tool for Turning Tapering Surfaces | lathe tools |
| 531,817 | Jan. 01, 1895 | H.C. Warren | Precision-index | indexers and dividers |
| 556,415 | Mar. 17, 1896 | J. Hartness | Turret Lathe | turret lathes |
