| All Patents in class 470/190 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 17,187 | May 05, 1857 | W.N. Adams | Screw Cutting Machine | screw machines |
| 104,234 | Jun. 14, 1870 | J.E. Weaver | Improved Die for Cutting Screw Threads on Bolts | taps and dies |
| 123,951 | Feb. 20, 1872 | L.W. Stockwell | Improvement in Screw Cutting Machines | screw machines |
| 134,777 | Jan. 14, 1873 | W.E. Ward | Screw Cutting Dies | taps and dies |
| 297,941 | Apr. 29, 1884 | O.J. Kosiol | Screw Cutting Die | taps and dies |
| 499,377 | Jun. 13, 1893 | J. Emig | Chuck | metal lathe chucks |
| 554,034 | Feb. 04, 1896 | A.C. Saxton | Axle Cutter | axle cutters and threaders |
| 574,216 | Dec. 29, 1896 | S.E. Pranke | Combination Tap and Die | taps and dies |
| 575,148 | Jan. 12, 1897 | J.L. Chapman | Chaser Die | thread chasers |
| 578,802 | Mar. 16, 1897 | G.E. Witherell | Thread Cutter | tap and die holders |
| 687,804 | Dec. 03, 1901 | H. Wharton | Die or Tool Holder | taps and dies |
