| All Patents in class 408/83.5 |
Patents 31 -
38
of 38
      |
| Number | Date | Patentee | Title | Type |
| 1,753,935 | Apr. 08, 1930 | O.M. Maisch | Cutter | valve reseating tools |
| 1,764,184 | Jun. 17, 1930 | A.C. Savidge | Valve Seat Reamer | valve reseating tools |
| 1,825,007 | Sep. 29, 1931 | N.F. McNaught | Valve seat reconstruction tool | |
| 1,899,169 | Feb. 28, 1933 | M.E. Tyler | Tool Holder | tool holders |
| 2,034,396 | Mar. 17, 1936 | J.V. Jardine | Faucet reseating tool | |
| 4,842,452 | Jun. 27, 1989 | D.S. Strait | Surfacing Machine | portable metal boring and drilling machines |
| 5,125,299 | Jun. 30, 1992 | D.S. Strait | Portable Machine Tool | portable metal drilling machines |
| 5,732,607 | Mar. 31, 1998 | D.S. Strait | Portable Machine Tool | portable turning tools |
