| All Patents in class 74/460 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 4,703X | Mar. 09, 1827 | C. Neer | Wheel, Screw Gear for Bevel | industrial machine gearing |
| 55,375 | Jun. 05, 1866 | C.T. Shoemaker | Improvement in saws | saw teeth |
| 90,365 | May 25, 1869 | J.M. Johnston | Improvement in saws and saw-teeth | saw teeth |
| 177,446 | May 16, 1876 | C. Adams | Improvement in insertable saw-teeth | insertable saw teeth |
| 190,470 | May 08, 1877 | G.H. Corliss | Gear-Cutting Machine | gear making machines |
| 2,126,200 | Aug. 09, 1938 | B.A. Linderman | Method of making pump gears | vehicle brakes |
