| Patents Granted on 1938-12-27 |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| D112,728 | Dec. 27, 1938 | G.A. Weingartner | Design for a power driven hand tool unit | handheld power sanders |
| CA-378,556 | Dec. 27, 1938 | E.A. Hall | Grinding Machine | valve and seat maintenance |
| 2,141,191 | Dec. 27, 1938 | N.S. Lundberg, C.B. De Vlieg | Milling Machine | |
| 2,141,209 | Dec. 27, 1938 | G.W. Emrick | Tapping attachment | tapping heads and chucks |
| 2,141,263 | Dec. 27, 1938 | F.W. Curtis | Indexing Work Holder | indexers and dividers |
| 2,141,310 | Dec. 27, 1938 | D.A. Meeker | Coffee mill | coffee mills |
| 2,141,311 | Dec. 27, 1938 | D.A. Meeker | Food handling apparatus | |
| 2,141,466 | Dec. 27, 1938 | W.R. Meyer, W.F. Groene | Method of Machining Crankshafts | metal lathe chucks |
| 2,141,627 | Dec. 27, 1938 | C.C. Street | Gauge or Indicator | test indicators |
| 2,141,631 | Dec. 27, 1938 | W.M. Whitney, A.W. Hawes | Wood-shaping machine | wood shapers |
| 2,141,711 | Dec. 27, 1938 | B.M. Guthrie | Automatic Air Control Means | fans and blowers |
| 2,141,853 | Dec. 27, 1938 | C.E. Brown | Grinding Machine | grinding machines |
| 2,141,971 | Dec. 27, 1938 | C. Desoutter | Portable electric drill and the like | handheld power drills |
| 2,142,021 | Dec. 27, 1938 | A.H. Dall, H. Ernst | 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 |
