| All Patents in class 409/197 |
Patents 1 -
10
of 19
      |
| Picture | Number | Date | Patentee | Title |
| | 28,627 | Jun. 05, 1860 | W.B. Bement | Machine for Cutting Key-Seats, &c. |
 | 323,202 | Jul. 28, 1885 | F.A. Pratt | Milling-machine |
 | 374,707 | Dec. 13, 1887 | V. Royle, J. Royle, Jr. | Routing-machine |
 | 557,594 | Apr. 07, 1896 | W. Moltrup, S. Moltrup | Milling-machine |
 | 683,178 | Sep. 24, 1901 | C. Jackson | Machine Tool |
| | 1,239,911 | Sep. 11, 1917 | C.L. Heisler | Milling Machine |
 | 1,866,212 | Jul. 05, 1932 | F.E. Stratton, G.T. Huxford | Grinding machine |
| | 1,925,384 | Sep. 05, 1933 | J.H. Hoern | Ring Resawing Machine |
| | 2,039,349 | May 05, 1936 | E.G. Roehm, M. Romaine | Planetary Milling Machine |
| | 2,213,251 | Sep. 03, 1940 | N.S. Lundberg, C.B. De Vlieg | Milling Machine |
