| Patents for Cincinnati Milling Machine Co. |
Patents 346 -
360
of 850
      |
| Number | Date | Patentee | Title | Type |
| 2,142,034 | Dec. 27, 1938 | R.H. Patrick | Work Holder Mechanism for Machine Tools and the Like | workpiece changers and storage mechanisms |
| 2,142,061 | Dec. 27, 1938 | B. Sassen | Automatic Universal Profile and Die Sinking Machine | milling machines |
| 2,154,718 | Apr. 18, 1939 | T.W. Bannon | Duplicating Machine | metal shapers |
| 2,154,947 | Apr. 18, 1939 | H.H. Beeny, A.H. Lloyd | Hardening Metal Surfaces | flame hardening machines |
| 2,157,948 | May 09, 1939 | H.H. Beeny | Hardening of Metal Surfaces | flame hardening machines |
| D115,193 | Jun. 13, 1939 | L.F. Nenninger, L.H. Blood | Machine Tool Unit | milling machines |
| D115,223 | Jun. 13, 1939 | E.C. Raehrs, E.D. Vancil | Machine Tool Unit | milling machines |
| 2,164,876 | Jul. 04, 1939 | H. Horlacher | Hydraulic Vane Motor | hydraulic apparatus |
| 2,164,884 | Jul. 04, 1939 | E.G. Roehm, L.F. Nenninger | Operating Control Mechanism for Milling Machines | milling machines |
| 2,170,291 | Aug. 22, 1939 | M.E. Martellotti | Transmission and Control Mechanism for Milling Machines | milling machines |
| 2,170,502 | Aug. 22, 1939 | M.E. Martellotti | Machine Tool Transmission | metalworking variable speed mechanisms |
| 2,170,503 | Aug. 22, 1939 | H. Ernst, M.E. Martellotti | Milling Machine | milling machines |
| 2,173,074 | Sep. 12, 1939 | M. Romaine | Broaching Tool | broaches |
| 2,190,988 | Feb. 20, 1940 | E.K. Johansen | Duplicating Machine | milling machines |
| 2,191,131 | Feb. 20, 1940 | M.E. Martellotti | Backlash Eliminator | metalworking machine mechanisms |
