| All Patents of Type: gear making machines |
Patents 1 -
15
of 250
      |
| Number | Date | Patentee | Title | Type |
| 5,614 | Jun. 06, 1848 | J.P. Gaume | Machinery for cutting Cog-Wheels, &c. | gear making machines |
| 6,161 | Mar. 10, 1849 | G.H. Corliss | Machine for Cutting the Cogs of Beveled Cog Wheels | gear making machines |
| 25,759 | Oct. 11, 1859 | H. Pfarrer | Gear Cutting Engine | gear making machines |
| 40,550 | Nov. 10, 1863 | A.T. Boon | Gear Cutting | gear making machines |
| 56,149 | Jul. 03, 1866 | E. Parker | Gear Cutter | gear making machines |
| 67,219 | Jul. 30, 1867 | T.B. Russell | Improvements in Gear-Cutting Wheels | gear making machines |
| 70,293 | Oct. 29, 1867 | J. Underwood | Machine for Cutting Teeth of Wheels | gear making machines |
| 78,896 | Jun. 16, 1868 | E. Roberts | Cutting Teeth on Metal Wheels | gear making machines |
| 107,903 | Oct. 04, 1870 | J.L. Hathaway | Finishing Watch Wheels | gear making machines |
| 118,262 | Aug. 22, 1871 | U. Oppermann | Combined Lathe and Gear Cutter | metal lathes |
| 120,023 | Oct. 17, 1871 | H. Belfield | Improvement in Machines for Cutting the Teeth of Wheels | gear making machines |
| 130,188 | Aug. 06, 1872 | R. Cairns | Improvement in Gear Cutting Machines | gear making machines |
| 135,218 | Jan. 28, 1873 | J.J. Greenough | Gear Cutting Machines | gear making machines |
| 152,400 | Jun. 23, 1874 | N.T. Y Mirapeix | Gear-Cutting Machine | gear making machines |
| 153,370 | Jul. 21, 1874 | J.A. Peer | Gear Cutting Machines | gear making machines |
