| All Patents in class 81/111 |
Patents 1 -
15
of 92
      |
| Number | Date | Patentee | Title | Type |
| 13,388 | Aug. 07, 1855 | A. Graham | Improved Ratchet-Wrench | ratchet wrenches |
| 67,987 | Aug. 20, 1867 | J.S. Kalb | Improvement in Wrench and Pruning-Shears Combined | combination tools |
| 135,773 | Feb. 11, 1873 | W.H. Burton | Improvement in Pipe-Wrenches | alligator wrenches |
| 153,544 | Jul. 28, 1874 | H. Cutler | Improvement in Carriage-Wrenches | axle nut wrenches |
| 156,370 | Oct. 27, 1874 | W.R. Moore | Improvement in wrenches | axle nut wrench combination tools |
| 237,594 | Feb. 08, 1881 | H.F. Praeger, C.L. Praeger | Wrench | self-adjust wrenches |
| 260,404 | Jul. 04, 1882 | P.S. Meabon | Hand Vise and Wrench | hand vises |
| 260,479 | Jul. 04, 1882 | E.P. Hand | Improved Combination Wrench | wrench combination tools |
| 299,889 | Jun. 03, 1884 | W.M. Whiting | Vise | hand vises |
| 300,317 | Jun. 10, 1884 | C.E. Griffith | Bit For Inserting Screw Eyes | brace wrenches |
| 328,167 | Oct. 13, 1885 | R.E. Williams | Pipe Wrench | pipe wrenches |
| 348,185 | Aug. 31, 1886 | J.D. Bowman | Improvement in Stud-Wrenches | wrenches |
| 372,654 | Nov. 08, 1887 | L. Bryant | Ratchet Wrench | ratchet wrenches |
| 385,464 | Jul. 03, 1888 | R.L. Mabrey | Wrench | quick adjust wrenches |
| 416,526 | Dec. 03, 1889 | T. Warren | Combined Tool | combination tools |
