| All Patents in class 81/73 |
Patents 1 -
15
of 71
      |
| Number | Date | Patentee | Title | Type |
| 24,807 | Jul. 19, 1859 | L.S. Hoyt, B.B. Beers | Wimble or Bit-Stock Wrench | brace wrenches |
| 30,268 | Oct. 02, 1860 | P.D. Van Hoesen | Wagon-Wrench | tire bolt wrenches |
| 70,605 | Nov. 05, 1867 | E. Perry | Wrench for Carriages and Other Purposes | brace wrenches |
| 112,238 | Feb. 28, 1871 | E.B. Gifford | Improvement in Wrenches and Oilers | axle nut wrench combination tools |
| 144,134 | Oct. 28, 1873 | L.B. Prindle | Improvement in wrenches | brace wrenches |
| 144,826 | Nov. 25, 1873 | T.L. Buckley | Brace-wrench | brace wrenches |
| 156,370 | Oct. 27, 1874 | W.R. Moore | Improvement in wrenches | axle nut wrench combination tools |
| 174,486 | Mar. 07, 1876 | R. Collingsworth | Improvement in Wrenches | axle nut wrenches |
| 175,272 | Mar. 28, 1876 | W.F. Cross | Improvement in wrenches and bit-stocks | brace chucks |
| 181,574 | Aug. 29, 1876 | G.W. Green | Bit-stock wrench | brace chucks |
| 193,632 | Jul. 31, 1877 | C.H. Amidon | Brace-wrench | brace wrenches |
| 198,685 | Dec. 25, 1877 | S.E. Robinson | Improvement in wrenches | brace wrenches |
| 212,110 | Feb. 11, 1879 | D. Powers, O. Peck | Improvement in bit-stocks | brace chucks |
| 218,107 | Aug. 05, 1879 | J. Beadle | Double-wimble bit-stock | fixed braces |
| 246,487 | Aug. 30, 1881 | A.G. Foster | Wrench | wrench combination tools |
