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| Patents Granted on 1881-01-04 | |||||
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| Number | Date | Patentee | Title | Type | |
| 236,163 | Jan. 04, 1881 | W. Jones | Scroll-saw | scrollsaws | |
| 236,236 | Jan. 04, 1881 | J.W. McKee | Drag-sawing machine | drag saws | |
| 236,258 | Jan. 04, 1881 | J. Ravel | Oscillating Gas Motor | gas and gasoline engines | |
| 236,333 | Jan. 04, 1881 | F.A. Huntington | Ore crusher and pulverizer | ore processing apparatus | |
| 236,335 | Jan. 04, 1881 | W.H. Johnson | Saw-clamp | saw vises | |
| 236,347 | Jan. 04, 1881 | D. McPherson | Grain Binder | grain binders | |