| All Patents in class 408/173 |
Patents 1 -
10
of 13
      |
| Picture | Number | Date | Patentee | Title |
 | 81,500 | Aug. 25, 1868 | B. Haviland | Improvement in chucks |
| | 133,574 | Dec. 03, 1872 | G. Emig | Machines for Cutting Screw Threads on Bolts and Nuts |
| | 155,588 | Oct. 06, 1874 | C.H. Morgan | Holders for Screw Threading Dies |
 | 210,106 | Nov. 19, 1878 | P. Everitt | Screw-Stocks |
 | 227,508 | May 11, 1880 | P. Everitt | Screw-Stock |
| | 411,002 | Sep. 17, 1889 | J.A. Becher | Bolt Threading Machine |
 | 740,016 | Sep. 29, 1903 | L.A. Howe | Self-opening die |
| | 767,036 | Aug. 09, 1904 | H.W. Borchers | Tool Holder |
 | 1,018,393 | Feb. 20, 1912 | A.B. Landis | Cutter-head |
| | 1,464,177 | Aug. 07, 1923 | W.H. Gates | Die Head |
