| All Patents in class 409/102 |
Patents 1 -
15
of 28
      |
| Number | Date | Patentee | Title | Type |
| 1,952,230 | Mar. 27, 1934 | G.V. Anderson | Automatic Profile Milling Machine | milling machines |
| 1,978,390 | Oct. 23, 1934 | B. Sassen | Pattern Controlled Machine Tool | milling machines |
| 1,997,892 | Apr. 16, 1935 | E.L. Wall | Duplicating Machine | milling machine accessories |
| 2,003,557 | Jun. 04, 1935 | B. Sassen | Hydraulically Controlled Automatic Die Sinking Machine | milling machines |
| 2,007,231 | Jul. 09, 1935 | E.L. Wall | Duplicating Machine | milling machines |
| 2,007,232 | Jul. 09, 1935 | E.L. Wall | Automatic Carriage Control for Duplicating Machinery | milling machines |
| 2,024,256 | Dec. 17, 1935 | B. Sassen | Pattern Controlled Die Sinking Machine | milling machines |
| 2,036,362 | Apr. 07, 1936 | H. Ernst, B. Sassen | Automatic Pattern Controlled Milling Machine | milling machines |
| RE19,985 | May 26, 1936 | B. Sassen | Pattern Controlled Die Sinking Machine | milling machines |
| 2,044,020 | Jun. 16, 1936 | B. Sassen | Automatic Pattern Controlled Milling Machine | milling machines |
| 2,051,430 | Aug. 18, 1936 | E.L. Wall | Universal Die Sinking Attachment for Verticall Milling Machines | milling machine accessories |
| 2,068,890 | Jan. 26, 1937 | B. Sassen | Automatic Three-Dimensional Pattern Controlled Milling Machine | milling machines |
| 2,072,336 | Mar. 02, 1937 | E.K. Johansen | Duplicating Machine | milling machines |
| 2,089,099 | Aug. 03, 1937 | J.C. Campbell, E.G. Roehm | Die Sinking and Engraving Machine | milling machines |
| 2,120,196 | Jun. 07, 1938 | L.W. Wright | Hydraulic Contouring Attachment for Machine Tools | milling machine accessories |
