| Patents for Chas. Nida |
Patents 16 -
30
of 46
      |
| Number | Date | Patentee | Title | Type |
| 167,717 | Sep. 14, 1875 | R.J. Welles | Improvement in Monkey-Wrenches | screw adjust wrenches |
| 176,255 | Apr. 18, 1876 | J.F. Williams, C.A. Williams | Machines for Forming Sockets on Hammers and Other Tools | hammers |
| 178,084 | May 30, 1876 | A.F. Skinner | Improved Nut-Wrench | wrenches |
| 190,523 | May 08, 1877 | H.I. Cook, C. States | Improved Combined Pipe-Tongs, Wrench and Screw-Driver | wrench combination tools |
| 202,457 | Apr. 16, 1878 | P.A. Oliver | Device For Extracting Keys | auxiliary wrenches |
| 203,581 | May 14, 1878 | J.S. Birch | Wrench | quick adjust wrenches |
| 213,104 | Mar. 11, 1879 | E.F. Gordon | Plane Oiler | plane oilers |
| 231,831 | Aug. 31, 1880 | W. Wortenbe, J.A. Mell | Self-Adjusting Wrench | self-adjust wrenches |
| 237,594 | Feb. 08, 1881 | H.F. Praeger, C.L. Praeger | Wrench | self-adjust wrenches |
| 242,909 | Jun. 14, 1881 | J. Flanagan | Pipe Wrench | pipe wrenches |
| 247,454 | Sep. 20, 1881 | W.E. Wild | Socket Wrench | screw adjust wrenches |
| 254,275 | Feb. 28, 1882 | F. Chantrell | Adjustable socket-wrench | socket wrenches |
| 292,643 | Jan. 29, 1884 | A.F. Friend | Skewer Puller | pliers |
| 298,682 | May 13, 1884 | D.H. Finch | Weather-Board Gage | clapboard markers |
| 310,019 | Dec. 30, 1884 | A.G. Bayles | Combined Wrench and Gage For Gas Service-Pipe Cocks | wrench combination tools |
