| All Patents in class 408/104 |
Patents 1 -
15
of 28
      |
| Number | Date | Patentee | Title | Type |
| 6,000 | Jan. 02, 1849 | A.S. Macomber | Turning-lathe | wood lathes |
| 7,264 | Apr. 09, 1850 | S. Lewis | Machine for cutting screws on the rails of bedsteads | wood threading machines |
| 8,806 | Mar. 16, 1852 | J.P. Owen | Improvement in machines for cutting screws on rails and posts of bedsteads | specialty woodworking machines |
| 15,219 | Jul. 01, 1856 | H.A. Chapin | Tapping Gas Fittings | tapping machines |
| 89,466 | Apr. 27, 1869 | W.D. Chase | Pipe Cutting Machine | pipe cutting machines |
| 170,119 | Nov. 16, 1875 | A. Saunders | Threading Die Stock | tap wrenches and die stocks |
| 176,064 | Apr. 11, 1876 | C.W. Roberts | Screw Cutting Machine | pipe threading machines |
| 253,996 | Feb. 21, 1882 | W.D. Forbes | Screw-cutting die | taps and dies |
| 270,408 | Jan. 09, 1883 | W.D. Forbes | Screw-threading machine | pipe threading machines |
| 343,955 | Jun. 15, 1886 | N. Harris | Convertible Axle Lathe | axle lathes |
| 356,957 | Feb. 01, 1887 | E.Q. Delgado | Device for Trimming the End of Tubes | tube cutting machines |
| 540,621 | Jun. 11, 1895 | S.D. Allison | Axle Cutter | axle cutters and threaders |
| 571,817 | Nov. 24, 1896 | L.E. Whiton | Centering-machine | cutting-off and centering machines |
| 579,037 | Mar. 16, 1897 | A.E. McLauchlin, C.O. Bulock | Centering Machine | horizontal drilling machines |
| 686,577 | Nov. 12, 1901 | B. Borden | Pipe Threading Machine | pipe threading machines |
