| Patents for Quimby S. Backus |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| 78,565 | Jun. 02, 1868 | Q.S. Backus | Improvement in vises | bench vises |
| D3,130 | Jul. 28, 1868 | Q.S. Backus | Design for a vise | bench vises |
| 82,583 | Sep. 29, 1868 | Q.S. Backus | Improved chuck-drill | drill bits |
| 86,627 | Feb. 09, 1869 | Q.S. Backus | Improvement in machines for attaching labels to spools | |
| 91,068 | Jun. 08, 1869 | Q.S. Backus | Improved vise | bench vises |
| 102,078 | Apr. 19, 1870 | Q.S. Backus | Improved process for facing valves and valve-seats for steam-engines | steam engine valves |
| 132,789 | Nov. 05, 1872 | Q.S. Backus | Improvement in wrenches | quick adjust wrenches |
| 132,790 | Nov. 05, 1872 | Q.S. Backus | Improvement in bit-stocks | brace chucks |
| 132,791 | Nov. 05, 1872 | Q.S. Backus | Improvement in bit-braces | brace handles |
| 157,779 | Dec. 15, 1874 | Q.S. Backus | Standard Gauges | |
| 204,416 | Jun. 04, 1878 | Q.S. Backus | Improvement in bit-stocks | brace chucks |
| 216,776 | Jun. 24, 1879 | Q.S. Backus | Bit-stock wrenches | brace chucks |
| 233,464 | Oct. 19, 1880 | Q.S. Backus | Bit-stock | |
| 234,517 | Nov. 16, 1880 | Q.S. Backus | Bit-stock | |
| 250,047 | Nov. 29, 1881 | Q.S. Backus | Bit-stock | ratchet braces |
