| All Patents in class 451/147 |
Patents 1 -
15
of 31
      |
| Number | Date | Patentee | Title | Type |
| 326,889 | Sep. 22, 1885 | D. Slate | Gear-Cutter | gear making machines |
| 532,127 | Jan. 08, 1895 | L.E. Whiton | Gear-cutting machine | gear making machines |
| 607,982 | Jul. 26, 1898 | W.G. Burnham | Gear-cutting machine | gear making machines |
| 613,425 | Nov. 01, 1898 | N.M. Saati | Dividing-machine | indexers and dividers |
| 616,648 | Dec. 27, 1898 | O.J. Beale | Device for generating gear-teeth | gear making machines |
| 618,978 | Feb. 07, 1899 | O.J. Beale | Machine for generating gearing | gear making machines |
| 627,310 | Jun. 20, 1899 | C. De Los Rice | Gear Cutting Machine | gear making machines |
| 638,216 | Dec. 05, 1899 | J.S. Copeland | Gear-cutting machine | gear making machines |
| 638,562 | Dec. 05, 1899 | J.S. Copeland | Gear Cutting Machine | gear making machines |
| 678,337 | Jul. 09, 1901 | J.E. Gleason, W. Gleason | Gear Planer | gear making machines |
| 744,110 | Nov. 17, 1903 | C.D. Rice | Gear Cutting Machine | gear making machines |
| 749,683 | Jan. 12, 1904 | H. Bilgram | Process of shaping gear-teeth | gear making machines |
| 766,245 | Aug. 02, 1904 | F. Hardinge | Automatic gear cutting machine | gear making machines |
| 795,021 | Jul. 18, 1905 | O.J. Beale | Machine for Generating Gear-Teeth | |
| 909,719 | Jan. 12, 1909 | R.B. Weaver | Apparatus for Chamfering Gear Teeth | gear making machines |
