| Patents Granted on 1872-12-31 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| RE5,209 | Dec. 31, 1872 | D. Lane | Improvement in head-blocks for saw-mills | sawmill headblocks |
| 134,343 | Dec. 31, 1872 | C.E. Albro | Tool Holders for Lathes | lathe tool holders |
| 134,363 | Dec. 31, 1872 | G.L. Cummings | Improvement in grindstone-frames | |
| 134,381 | Dec. 31, 1872 | W.P. Hopkins | Work Holders for Lathes | metal lathe accessories |
| 134,405 | Dec. 31, 1872 | R. Tower | Improvement in saw-mill dogs | sawmill dogs |
| 134,425 | Dec. 31, 1872 | F.E. Frey | Flexible Saw Filing Apparatus | saw sharpening machines |
| 134,440 | Dec. 31, 1872 | J.E. Roache | Pipe-Tongs and Cutters | pipe tongs |
