| Patents Granted on 1879-12-__ |
Patents 1 -
15
of 46
      |
| Number | Date | Patentee | Title | Type |
| 222,131 | Dec. 02, 1879 | J. Grzybowski | Coffee Roaster | coffee roasters |
| 222,161 | Dec. 02, 1879 | A.A. Smith | Button Lathe | button making machinery |
| 222,162 | Dec. 02, 1879 | C.M. Spencer | Improvement in cartridge-capping implements | cartridge tools |
| 222,178 | Dec. 02, 1879 | T.F. Carver | Improvement in machines for making metal screws | screw machines |
| 222,297 | Dec. 02, 1879 | J. Michels | Improvement in hoop sawing and finishing machines | hoop making machines |
| 222,304 | Dec. 02, 1879 | R.H. Osgood | Improvement in inserted saw-teeth | insertable saw teeth |
| GB-187,904,663 | Dec. 05, 1879 | W. Allday | Improvements in Portable Fan Forges or Hearths and Other Forges or Hearths | forges |
| CA-10,728 | Dec. 09, 1879 | B.E. Sergeant | Improvements on saw mill head block | sawmill headblocks |
| 222,352 | Dec. 09, 1879 | O.C. Harris | Steam Road-Wagon | steam road engines |
| 222,354 | Dec. 09, 1879 | J.D. Hobbs | Combined Square and Bevel | bevel squares |
| 222,376 | Dec. 09, 1879 | A.B. Fils | Expansion-Valve for Steam Engines | steam engine valves |
| 222,384 | Dec. 09, 1879 | J.W. Cogswell | Pruning Instrument | pruning implements |
| 222,386 | Dec. 09, 1879 | W.L. Covel | Improvement in saw-sharpening machines | saw sharpening machines |
| 222,396 | Dec. 09, 1879 | E.M. Guernsey | Improvement in guides for circular saws | circular saw accessories |
| 222,467 | Dec. 09, 1879 | G.W. Daimler | Gas-Motor Engine | gas and gasoline engines |
