| All Patents in class 409 |
Patents 1 -
10
of 3021
      |
| Picture | Number | Date | Patentee | Title |
| | 9,744X | Jun. 20, 1836 | A. Clark, C.B. Boynton | Stone cutting and planing |
| | 1,458 | Dec. 31, 1839 | T.J. Butler | Mode of Cutting Seats, Slots, or Grooves for the Reception of Keys in the Hubs and Axles of Car-Wheels and in other Machinery |
| | 3,863 | Dec. 19, 1844 | G. Stickney | Machine for Planing or Dressing the Knuckles of Butt-Hinges on Their Inner Sides |
 | 4,906 | Dec. 23, 1846 | H. Augur | Improvement in machines for carving |
 | 5,301 | Sep. 18, 1847 | A.C. Jones | Improvement in Portable Machinery for Planing Metals |
| | 5,614 | Jun. 06, 1848 | J.P. Gaume | Machinery for cutting Cog-Wheels, &c. |
 | 6,058 | Jan. 23, 1849 | H. Augur | Carving-machine |
| | 6,161 | Mar. 10, 1849 | G.H. Corliss | Machine for Cutting the Cogs of Beveled Cog Wheels |
| | 7,178 | Mar. 12, 1850 | J. Culbertson, E. Williams | Machine for Giving Increased Twist in Cutting Rifles |
 | 7,852 | Dec. 24, 1850 | T.H. Burridge | Means for Preventing BackLash in the Feed-Motion of Planing Machines |
