| All Patents in class 409/104 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 375,705 | Dec. 27, 1887 | A. Chopard, A. Güdel | Engraving Machine for Multiple Combinations | metal engraving machines |
| 549,147 | Nov. 05, 1895 | B.S. Molyneux | Engraving Machine | metal engraving machines |
| 555,581 | Mar. 03, 1896 | B.S. Molyneux | Engraving Machine | metal engraving machines |
| 2,047,162 | Jul. 07, 1936 | J.B. Armitage | Machine Tool Transmission and Control | milling machines |
| 2,068,890 | Jan. 26, 1937 | B. Sassen | Automatic Three-Dimensional Pattern Controlled Milling Machine | milling machines |
| 2,143,258 | Jan. 10, 1939 | C.A. Bickel | Cam Making Machine | cam making machines |
| 2,178,441 | Oct. 31, 1939 | F.R. Swanson | Milling machine | |
| 2,415,801 | Feb. 11, 1947 | T.F. Eserkaln, J.B. Armitage | Pattern Controlled Machine Tool | milling machines |
| 2,473,741 | Jun. 21, 1949 | H. Horlacher, W. Wilder | Pattern Controlled Milling Machine | profiling machines |
| 2,644,370 | Jul. 07, 1953 | J.B. Armitage | Pattern Controlled Milling Machine | milling machines |
| 2,696,066 | Dec. 07, 1954 | E.G. Roehm | Grinding Machine | profile and contour grinders |
| 2,895,386 | Jul. 21, 1959 | T.C. Mann | Profiling machine | routing machines |
