| All Patents in class 409/197 |
Patents 1 -
15
of 18
      |
| Number | Date | Patentee | Title | Type |
| 28,627 | Jun. 05, 1860 | W.B. Bement | Machine for Cutting Key-Seats, &c. | key seating machines |
| 323,202 | Jul. 28, 1885 | F.A. Pratt | Milling-machine | |
| 374,707 | Dec. 13, 1887 | V. Royle, J. Royle, Jr. | Routing-machine | routing machines |
| 557,594 | Apr. 07, 1896 | W. Moltrup, S. Moltrup | Milling-machine | milling machines |
| 683,178 | Sep. 24, 1901 | C. Jackson | Machine Tool | metal planers |
| 1,239,911 | Sep. 11, 1917 | C.L. Heisler | Milling Machine | milling machines |
| 1,925,384 | Sep. 05, 1933 | J.H. Hoern | Ring Resawing Machine | metal cutting circular saws |
| 2,039,349 | May 05, 1936 | E.G. Roehm, M. Romaine | Planetary Milling Machine | milling machines |
| 2,213,251 | Sep. 03, 1940 | N.S. Lundberg, C.B. De Vlieg | Milling Machine | |
| 2,286,821 | Jun. 16, 1942 | L.D. Libby | Machine for Cutting Dies and the Like | milling machines |
| 2,336,849 | Dec. 14, 1943 | G. Davenport | Cutter Stop for Machine Tools | gear hobbing machines |
| 2,339,630 | Jan. 18, 1944 | A.F. Fischer, W.F. Fischer | Milling Machine | oil grooving machines |
| 2,601,811 | Jul. 01, 1952 | F.R. Swanson, W.S. Swanson, R.E. Wiley | Machine tool | |
| 2,675,744 | Apr. 20, 1954 | J.N. Petre | Machine for Forming Screw Driver Bits of the Fluted Type | screwdriver blades |
| 2,728,268 | Dec. 27, 1955 | P.F. Ochotschinsky, M.V. Waters, R.N. Clifton | Concavity Generating Milling Machine | milling machines |
