| Patents Granted on 1880-07-27 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 230,395 | Jul. 27, 1880 | T.B. Black | Axle Turner and Screw Cutter | portable turning tools |
| 230,400 | Jul. 27, 1880 | E. Brown | Bench Vise | bench vises |
| 230,407 | Jul. 27, 1880 | S.K. Devereux | Method of producing designs on wood | wood compressing machines |
| 230,420 | Jul. 27, 1880 | M.W. Kahle | Combined Calipers & Scriber | calipers |
| 230,421 | Jul. 27, 1880 | M.W. Kahle | Calipers & Centering Device | calipers |
| 230,440 | Jul. 27, 1880 | J. Russell | Carpenter's Gage Tool | |
| 230,470 | Jul. 27, 1880 | D. Clerk | Gas Motor Engine | gas and gasoline engines |
| 230,499 | Jul. 27, 1880 | G.W. Rodebaugh | Saw-guide | sawmill accessories |
| 230,514 | Jul. 27, 1880 | A.A. Wilder | Safety-governor for elevators, &c. | elevators and lifts |
| 230,515 | Jul. 27, 1880 | A.B. Wood | Oscillating Engine | oscillating steam engines |
| 230,595 | Jul. 27, 1880 | G.H. Warren | Wrench | quick adjust wrenches |
