| Patents for Theo. G. Ellis |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| 70,997 | Nov. 19, 1867 | H. Hammond | Improvement in Making Elongated Sockets In Hammers and Other Tools | hammers |
| 79,582 | Jul. 07, 1868 | H.G. Loomis | Level Sights | levels |
| 93,449 | Aug. 10, 1869 | H.K. Jones | Improvement in Machine for Graduating Carpenters' Squares | tool making machines |
| 126,013 | Apr. 23, 1872 | H.G. Brown | Improvement in Wrenches | wrench handle components |
| 153,885 | Aug. 11, 1874 | C.E. Billings | Improvements in Dies For Forging Lathe-Dogs | tool making machines |
| 159,115 | Jan. 26, 1875 | E. Parker | Bench Vise | bench vises |
| 183,761 | Oct. 31, 1876 | H. Hammond | Dies For Forming Machinists' Hammers | hammers |
| 183,798 | Oct. 31, 1876 | A.F. Champlin | Improvement in Tools for Sharpening Drills | bench or pedestal grinders |
| D10,656 | Apr. 30, 1878 | H. Hammond | Design for Machinist's Hammers | hammers |
| 204,665 | Jun. 11, 1878 | H. Hammond | Hammer | hammers |
| 205,218 | Jun. 25, 1878 | G.F. Stearns | Improvement in Augers | auger bits |
| 205,543 | Jul. 02, 1878 | G.G. Stillman, T.H. Grigg | Improvement in Compasses | compasses |
| 212,298 | Feb. 18, 1879 | C.E. Billings | Wrench | screw adjust wrenches |
| D11,425 | Sep. 23, 1879 | H. Hammond | Design for Hatchets | axes |
| 228,755 | Jun. 15, 1880 | R. Hayden | Monkey Wrench | nut wrenches |
