| Patents Granted on 1880-12-21 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| RE9,508 | Dec. 21, 1880 | S. Males | Cider-mill | |
| 235,716 | Dec. 21, 1880 | L. Weisse | Lathe chuck for turning polygonal bodies | wood lathe chucks |
| 235,745 | Dec. 21, 1880 | G.H. Corliss | Framing of Beam Engines | |
| 235,763 | Dec. 21, 1880 | L. Gunter | Log-tripper | sawmill accessories |
| 235,796 | Dec. 21, 1880 | C.B. Morse | Mold and core for casting hollow ingots | foundryman |
| 235,824 | Dec. 21, 1880 | J.M. Story | Gang-saw mill | circular sawmills |
| 235,833 | Dec. 21, 1880 | S. White | Head-block for saw-mills | sawmill headblocks |
| 235,836 | Dec. 21, 1880 | W.H. Wilson | Lathe Chuck | metal lathe chucks |
