| All Patents in class 408/164 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 51,563 | Dec. 19, 1865 | J. Critchley | Pipe Expander | pipe and tube expanders |
| 111,296 | Jan. 31, 1871 | E.H. Adgate | Improvement in adjustable reamers | tapered reamers |
| 114,935 | May 16, 1871 | G.H. Fox | Improvement in screw-taps | taps and dies |
| 342,218 | May 18, 1886 | W. Miller | Expanding Reamer | reamers |
| 349,766 | Sep. 28, 1886 | H.R. Tillison | Reamer | reamers |
| 574,216 | Dec. 29, 1896 | S.E. Pranke | Combination Tap and Die | taps and dies |
| 577,904 | Mar. 02, 1897 | B.D. Whitney | Expansible reamer | |
| 1,349,153 | Aug. 10, 1920 | F. Hoerner | Adjustable valve-seat facer | vehicle mechanic |
| 1,483,950 | Feb. 19, 1924 | V.H. Peterson | Rotary cutting tool | |
| 1,491,874 | Apr. 29, 1924 | A.A. Martell | Drive for Floating Reamers | reamers |
| 1,902,062 | Mar. 21, 1933 | W.H. Evans | Expansion reamer | reamers |
| 1,989,476 | Jan. 29, 1935 | W.H. Evans | Expansion reamer | reamers |
