| All Patents in class 408/186 |
Patents 16 -
26
of 26
      |
| Number | Date | Patentee | Title | Type |
| 787,664 | Apr. 18, 1905 | M.D. Converse | Boring-Tool | adjustable drill bits |
| 806,333 | Dec. 05, 1905 | W.L. Folden | Belt-punch and lace-cutter | belts, belt lacing and belt lacers |
| 955,696 | Apr. 19, 1910 | S.G. Ryder | Reamer | reamers |
| 1,165,859 | Dec. 28, 1915 | O. Ebert | Hollow Mill | milling machine cutters |
| 1,255,304 | Feb. 05, 1918 | E. Gairing | Hollow Milling Tool | milling machine cutters |
| 1,376,791 | May 03, 1921 | F.W. Franklin, W.W. Baker | Self Centering Tool Holder | metalworking machine tool holders |
| 1,379,332 | May 24, 1921 | G.P. Butler | Expansion-bit | adjustable drill bits |
| 1,700,409 | Jan. 29, 1929 | H.K. Hyrup | Pipe-Thread Cleaner and Chaser | pipe and orifice cleaners |
| 2,066,389 | Jan. 05, 1937 | R.G. Anderson, J.Y. Blazek | Tool setting means | vehicle mechanic |
| 2,807,812 | Oct. 01, 1957 | M.S. Wozniak | Laterally Adjustable Tool Holder | screw machines |
| 4,211,510 | Jul. 08, 1980 | D.A. Hopkins | Adjustable Boring Head | boring heads |
