| Patents Granted on 1940-12-17 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| D124,057 | Dec. 17, 1940 | G.D. Behlen | Design for a portable power driven tool unit | handheld power drills |
| 2,225,049 | Dec. 17, 1940 | T.L. Hedgpeth | Woodworking tool | jointers |
| 2,225,091 | Dec. 17, 1940 | G.C. Wilhide | Portable power driven screw or bolt driving and nut running machine | handheld power drills |
| 2,225,190 | Dec. 17, 1940 | I.A. Weaver, C.H. Phelps | Fluid-operated electric switch | electric switches |
| 2,225,215 | Dec. 17, 1940 | B.M. Guthrie | Stoker | solid fuel stokers |
| 2,225,234 | Dec. 17, 1940 | W.W. Schettler | Thermal Control of Internal Combustion Engines | engine thermostats |
| 2,225,586 | Dec. 17, 1940 | E.J. Dillman | Control Device | industrial control apparatus |
| 2,225,587 | Dec. 17, 1940 | E.J. Dillman | Control Device | flow controls |
