| All Patents in class 470/66 |
Patents 1 -
15
of 56
      |
| Number | Date | Patentee | Title | Type |
| 516 | Dec. 15, 1837 | C.O. Read | Machine for Making Wood Screws | screw machines |
| 4,868 | Dec. 03, 1846 | P.H. Watson | Machinery for Cutting Screws | screw machines |
| 5,794 | Sep. 19, 1848 | J. Crum | Machine for Making Wood Screws | screw machines |
| 6,668 | Aug. 28, 1849 | J. Garside, H.J. Betjemann | Machinery for cutting screws in bedsteads | specialty woodworking machines |
| 9,537 | Jan. 11, 1853 | A. Mayer | Arrangement of Screw-Cutting Dies | taps and dies |
| 18,909 | Dec. 22, 1857 | W. Kenyon | Screw-cutting machine | nut or bolt making machines |
| 48,476 | Jun. 27, 1865 | L. Yale, Jr. | Apparatus for Reversing the Motion of Screw-Taps | tap and die holders |
| 54,187 | Apr. 24, 1866 | D.W. Maurice | Turning lathe | wood lathes |
| 76,612 | Apr. 14, 1868 | C. Ellis | Improvement in Screw-Cutting Lathes | screwcutting lathes |
| 77,812 | May 12, 1868 | L. Griscom | Turning Lathe | metal lathes |
| 143,412 | Oct. 07, 1873 | N.C. Hubbell | Machines for Making Metal Screws | screw machines |
| 147,462 | Feb. 10, 1874 | A. Wood | Bolt Threading Machines | metal threading machines |
| 197,070 | Nov. 13, 1877 | S.L. Worsley | Metal-Screw Threading Machine | metal threading machines |
| 232,869 | Oct. 05, 1880 | S.L. Worsley | Machine for Threading Screws | metal threading machines |
| 253,996 | Feb. 21, 1882 | W.D. Forbes | Screw-cutting die | taps and dies |
