| All Patents in class 470/207 |
Patents 1 -
15
of 30
      |
| Number | Date | Patentee | Title | Type |
| 135,314 | Jan. 28, 1873 | F.D. Bliss | Die Plates | tap and die holders |
| 167,165 | Aug. 31, 1875 | J.J. Grant | Improvement in die-stocks | tap wrenches and die stocks |
| 195,713 | Oct. 02, 1877 | M.C. Johnson | Screw-Cutting Dies | tap and die holders |
| 227,508 | May 11, 1880 | P. Everitt | Screw-Stock | tap wrenches and die stocks |
| 239,569 | Mar. 29, 1881 | E. Squires | Holder For Nuts and Dies | tap wrenches and die stocks |
| 256,448 | Apr. 11, 1882 | A.J. Signor | Die Stock | tap wrenches and die stocks |
| 270,407 | Jan. 09, 1883 | W.D. Forbes | Screw-threading machine | pipe threading machines |
| 300,604 | Jun. 17, 1884 | W.C. Hartmann | Die Stock | tap wrenches and die stocks |
| 309,871 | Dec. 30, 1884 | J.M. Palmer | Lathe Tool | lathe tool holders and tool posts |
| 329,208 | Oct. 27, 1885 | G. Plumpton | Combination Tool | pliers |
| 391,655 | Oct. 23, 1888 | B.F. Smith | Tap or Die Stock | tap wrenches and die stocks |
| 425,655 | Apr. 15, 1890 | W.E. Canedy | Screw-cutting die and stock | taps and dies |
| 522,471 | Jul. 03, 1894 | J. Kohler | Combination Tool For Pipe Fitting | pipe tongs |
| 533,407 | Jan. 29, 1895 | E.L. Barton | Thread-cutting brace | |
| 554,225 | Feb. 04, 1896 | W.H. Rush | Wrench | combination tools |
