| Patents Granted on 1892-12-13 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 487,741 | Dec. 13, 1892 | J. Huebner | Device for Grinding Button Blanks | button making machinery |
| 487,742 | Dec. 13, 1892 | J.P. Hunt | Nut or Pipe Wrench | pipe and nut combination wrenches |
| 487,775 | Dec. 13, 1892 | F.H. Richards | Duplex feed mechanism | milling machines |
| 487,785 | Dec. 13, 1892 | C. Seymour | Polishing-machine | belt sanders |
| 487,796 | Dec. 13, 1892 | N. Tesla | System of electrical transmission of power | |
| 487,829 | Dec. 13, 1892 | W.R. England | Pipe-Coupling | auxiliary wrenches |
| 487,892 | Dec. 13, 1892 | W.S. Robinson | Beam Compass | trammels |
| 487,895 | Dec. 13, 1892 | J.B. Stanwood | Cross-head | steam engines |
| 487,946 | Dec. 13, 1892 | T. Edwards, Jr., J.J. Edwards | Screw-driver | spiral screwdrivers |
| 488,093 | Dec. 13, 1892 | H. Schumm | Igniting Apparatus for Gas Engines | ignition systems |
| 488,145 | Dec. 13, 1892 | J.H. Hurley | Lathe Tool | lathe tools |
| 488,158 | Dec. 13, 1892 | D.C. Wiest | Wrench | ratchet wrenches |
| 488,165 | Dec. 13, 1892 | E.W. Evans | Gas Engine | gas and gasoline engines |
