| All Patents in class 409/297 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 181,279 | Aug. 22, 1876 | C.H. Perkins | Machines for Removing the Burr from Horseshoes | horseshoes |
| 909,182 | Jan. 12, 1909 | C.A. Hart | Device for Removing Burs from Pipes | pipe deburring tools |
| 1,586,197 | May 25, 1926 | W.S. Heckman | Universal Planer | metal planers |
| 2,142,035 | Dec. 27, 1938 | W. Peaslee | Dowel Pin Former | grinding machines |
| 2,862,423 | Dec. 02, 1958 | P.A. Warren, M.W. Kelton | Powered Deburring Device | deburring tools |
| 3,426,646 | Feb. 11, 1969 | J.F. Golner, R.J. Lee | Burr Removing Machine | metalworking machines |
| 4,138,926 | Feb. 13, 1979 | N.O. Hogland | Apparatus for Removing Machining Burrs | deburring tools |
