| All Patents in class 81/420 |
Patents 1 -
15
of 18
      |
| Number | Date | Patentee | Title | Type |
| 69,563 | Oct. 08, 1867 | A. Herde | Instrument for Wrenching Bungs Out of Barrels | pliers type wrenches |
| 217,251 | Jul. 08, 1879 | O.R. Weaver | Combination Adjustable Wrench and Pipe or Bolt Tongs | pliers type wrenches |
| 378,585 | Feb. 28, 1888 | W.L. Gibson | Self-Adjusting Wrench, Pliers or Pinchers | pliers type wrenches |
| 425,647 | Apr. 15, 1890 | T. Young | Wrench | quick adjust wrenches |
| 427,127 | May 06, 1890 | J.T. Spencer | Blacksmith's Tongs | blacksmith |
| 437,589 | Sep. 30, 1890 | W.L. Gibson | Wrench | pliers type wrenches |
| 438,848 | Oct. 21, 1890 | N.B. Keyes | Sheet-Metal Pliers | pliers |
| 459,818 | Sep. 22, 1891 | T.E. Bartlett, E.W. Pearson | Tongs or Pliers | pliers |
| 519,550 | May 08, 1894 | J.A. Riordan | Combination Tool For Carriages | combination tools |
| 558,246 | Apr. 14, 1896 | G.E. Wood | Wagon Wrench | axle nut wrenches |
| 604,079 | May 17, 1898 | G.J. Record | Device For Closing Cans Or Other Receptacles | pliers |
| 607,436 | Jul. 19, 1898 | E.E. Hilliker | Carriage Wrench | axle nut wrenches |
| 648,324 | Apr. 24, 1900 | A.K. Wolfe | Wrench | nut wrenches |
| 902,570 | Nov. 03, 1908 | W.P. Ellis | Stretching Pincers | pliers |
| 1,017,093 | Feb. 13, 1912 | G.W. Gilmer, Jr. | Combination Pliers and Spreader | pliers |
