| All Patents in class 409/186 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 1,712,580 | May 14, 1929 | J.R. Parker | Slotting Machine | milling machines |
| 2,437,317 | Mar. 09, 1948 | D.J. Davis | Spot milling tubular blank for propeller blades | milling machines |
| 2,728,268 | Dec. 27, 1955 | R.N. Clifton, P.F. Ochotschinsky, M.V. Waters | Concavity Generating Milling Machine | milling machines |
| 3,041,940 | Jul. 03, 1962 | H.W. De Pree, G.H. Schurger | Machine Tool | horizontal boring mills |
| 5,829,932 | Nov. 03, 1998 | P.A. Beyer, P.A. Huck, J.K. Jourdan, C.J. Kis | Machine Alignment Compensation Actuator System | metalworking machine mechanisms |
