| All Patents in class 408/148 |
Patents 1 -
10
of 17
      |
| Picture | Number | Date | Patentee | Title |
 | 79 | Nov. 14, 1836 | H. Crum | Wood-screw-threading machine, &c. |
| | 419,174 | Jan. 14, 1890 | J.A. Becher | Revolving Turret Bolt Threading Machine |
| | 569,902 | Oct. 20, 1896 | F.E. Wells, W.C. Wells | Machine for Making Nipples |
| | 635,272 | Oct. 17, 1899 | E.H. Williams | Screw Cutting Tool |
| | 644,748 | Mar. 06, 1900 | C.A. Svensson | Screw Tap |
| | 816,322 | Mar. 27, 1906 | J.H. Haskins | Bolt Threading Machine |
| | 909,749 | Jan. 12, 1909 | I.W. Sprink, F.L. Brown | Adjustable Collapsing Tap |
 | 1,038,670 | Sep. 17, 1912 | O.A. Smith | Threading Die |
 | 1,127,457 | Feb. 09, 1915 | A.B. Landis | Cutter-head |
 | 1,456,805 | May 29, 1923 | V.R. Koontz | Die head |
