| Patents for A. N. Marr |
Patents 1 -
10
of 18
      |
| Picture | Number | Date | Patentee | Title |
 | 102,078 | Apr. 19, 1870 | Q.S. Backus | Improved process for facing valves and valve-seats for steam-engines |
 | 114,700 | May 09, 1871 | J.C. Miller | Improvement in Lathe Chucks |
 | 121,992 | Dec. 19, 1871 | S.L. Clemens | Improvement in adjustable and detachable straps for garments |
 | 126,842 | May 14, 1872 | J.H. Smith | Improvement in traction-engines |
| | 128,124 | Jun. 18, 1872 | H.W. Cornell | Improvement in Corn Shellers |
 | 132,789 | Nov. 05, 1872 | Q.S. Backus | Improvement in wrenches |
 | 132,790 | Nov. 05, 1872 | Q.S. Backus | Improvement in bit-stocks |
 | 132,791 | Nov. 05, 1872 | Q.S. Backus | Improvement in bit-braces |
 | 136,505 | Mar. 04, 1873 | F.D. Green | Improvement in machines for relishing doors, &c. |
 | 137,022 | Mar. 18, 1873 | A.T. Nichols | Improvement in sawing-machines |
