| Patents for Cincinnati Grinders, Inc. |
Patents 346 -
360
of 413
      |
| Number | Date | Patentee | Title | Type |
| GB-479,723 | Feb. 10, 1938 | n. listed | Bearing | grinding machines |
| 2,115,236 | Apr. 26, 1938 | W.D. Archea, M. Romaine | Machine Tool | grinding machines |
| 2,118,369 | May 24, 1938 | E.D. Vancil | Machine for Grinding Laminated Articles | grinding machines |
| 2,141,065 | Dec. 20, 1938 | W. Trible, F.S. Haas | Grinding Machine | grinding machines |
| 2,141,853 | Dec. 27, 1938 | C.E. Brown | Grinding Machine | grinding machines |
| 2,142,021 | Dec. 27, 1938 | H. Ernst, A.H. Dall | Automatic Dynamic Balancer for Machine Tools | grinding machines |
| 2,142,022 | Dec. 27, 1938 | R.D. Wortendyke, H. Ernst | Infeed Cycle Control Attachment | grinding machines |
| 2,142,028 | Dec. 27, 1938 | C. Herfurth | Grinding Machine | grinding machines |
| 2,142,035 | Dec. 27, 1938 | W. Peaslee | Dowel Pin Former | grinding machines |
| RE20,974 | Jan. 10, 1939 | J.S. Barnes (deceased, estate of), P.R. Guirl | Metal Working Apparatus | pipe cutting machines |
| 2,143,533 | Jan. 10, 1939 | C.E. Brown, W.D. Archea | Machine Tool | grinding machines |
| 2,147,891 | Feb. 21, 1939 | C.L. Schulte, A.J. Graf | Tomatic Infeed Centerless Grinder | grinding machines |
| 2,147,893 | Feb. 21, 1939 | F.S. Haas | Grinding Machine | grinding machines |
| 2,157,946 | May 09, 1939 | R.D. Wortendyke | Infeed Cycle Control Mechanism for Grinding Machines | grinding machines |
| 2,160,777 | May 30, 1939 | H. Ernst, A.H. Dall | Journal Bearing | grinding machines |
