| All Patents in class 470/99 |
Patents 1 -
15
of 24
      |
| Number | Date | Patentee | Title | Type |
| 70,862 | Nov. 12, 1867 | J. Kirkley | Improved nut-tapping machines | nut or bolt making machines |
| 140,727 | Jul. 08, 1873 | S.W. Putnam, Jr. | Improvement in nut-tapping machines | nut or bolt making machines |
| 140,780 | Jul. 15, 1873 | A. Webster, G.B. Jaycox | Screw-Cutting Machines | screw machines |
| 230,825 | Aug. 03, 1880 | I.S. Schuyler | Machine for Cutting Screw Threads | metal threading machines |
| 311,099 | Jan. 20, 1885 | E.P. Baville | Machine for Threading Screws Bolts and Nuts | metal threading machines |
| 317,209 | May 05, 1885 | L.C. Rodier | Lathe | pipe making machines |
| 794,543 | Jul. 11, 1905 | I.F. Peck, C. Hird | Making bobbins | spool or bobbin machines |
| 1,122,910 | Dec. 29, 1914 | R.H. Grant | Multiple-drilling machine | |
| 1,254,709 | Jan. 29, 1918 | O. Anderson, D. Levinger | Tapping Machine | |
| 1,535,267 | Apr. 28, 1925 | J.J. Thacher | Spindle-stop mechanism | |
| 1,550,609 | Aug. 18, 1925 | W.R. Fox, H.D. Corwin | Metal-working machine | multiple spindle drilling heads |
| 1,607,614 | Nov. 23, 1926 | J.H. Graham | Tapping machine | tapping machines |
| 1,662,313 | Mar. 13, 1928 | E. Henrikson | Pipe-Coupling Tapping Machine | tapping machines |
| 1,732,558 | Oct. 22, 1929 | A.M. Johnson | Automatic facing tool for drilling machines and the like | nut or bolt making machines |
| 1,754,621 | Apr. 15, 1930 | W.R. Fox, H.D. Corwin | Tapping or like machine | tapping machines |
