| Patents for Calvin L. Butler |
Patents 1 -
10
of 10
      |
| Picture | Number | Date | Patentee | Title |
 | 96,881 | Nov. 16, 1869 | C.L. Butler | Improvement in bit-braces |
 | 133,198 | Nov. 19, 1872 | C.L. Butler | Improvement in Adjustable Jaws for Vises |
 | D7,382 | Apr. 21, 1874 | C.L. Butler | Design for cutlery-handles |
 | D7,383 | Apr. 21, 1874 | C.L. Butler | Design for cutlery-handles |
 | D7,384 | Apr. 21, 1874 | C.L. Butler | Design for cutlery-handles |
 | D7,385 | Apr. 21, 1874 | C.L. Butler | Design for cutlery-handles |
 | 220,699 | Oct. 21, 1879 | C.L. Butler | Improvement in pocket-knives |
 | 229,802 | Jul. 13, 1880 | C.L. Butler | Carving-fork |
 | 253,581 | Feb. 14, 1882 | C.L. Butler | Vise |
 | 356,616 | Jan. 25, 1887 | C.L. Butler | Drill-chuck |
