| Patents Granted on 1930-12-09 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| CA-306,593 | Dec. 09, 1930 | N.M. Marsilius | Milling machine | milling machines |
| 1,784,102 | Dec. 09, 1930 | E.E. Dreese, J.F. Lincoln | Dynamo Electric Machine | electric generators |
| 1,784,133 | Dec. 09, 1930 | A.G. Decker | Electric drive for grinder wheels | |
| 1,784,203 | Dec. 09, 1930 | H.G. Rice | Holder For Socket Wrench Sets | wrench set holders |
| 1,784,231 | Dec. 09, 1930 | F.E. Gardner | Grinding machine | disk sanders |
| 1,784,380 | Dec. 09, 1930 | W.B. Murdoch | Bit or Drill Holder | brace chucks |
| 1,784,488 | Dec. 09, 1930 | N. Jenkins | Combination tool | combination cork extractors |
