| All Patents in class 81/147 |
Patents 1 -
15
of 52
      |
| Number | Date | Patentee | Title | Type |
| 29,826 | Aug. 28, 1860 | E.S. Scripture | Wrench | wrench jaw components |
| 64,656 | May 14, 1867 | M.H. Freeman | Pipe-Wrench | pipe wrenches |
| 66,177 | Jun. 25, 1867 | J.V. Secor | Wrench | nut wrenches |
| 96,957 | Nov. 16, 1869 | C. Pomeroy | Improvment in Pipe-Tongs | pipe tongs |
| 98,393 | Dec. 28, 1869 | J. Magee | Improvement in Adjustable Wrench | quick adjust wrenches |
| 107,425 | Sep. 13, 1870 | H. Tregallas | Improvement in Wrenches | pipe and nut combination wrenches |
| 111,889 | Feb. 14, 1871 | M. Walpole | Fulcrum-Pincers for Boot and Shoemakers | pliers |
| 170,089 | Nov. 16, 1875 | B.F. Joslyn | Wrench | screw adjust wrenches |
| 182,591 | Sep. 26, 1876 | A.M. Mortimer | Wrenches | quick adjust wrenches |
| 183,574 | Oct. 24, 1876 | T. Keenan | Improvement in Pipe-Wrenches | pipe wrenches |
| 191,412 | May 29, 1877 | S.C. Englund | Wrench | quick adjust wrenches |
| 238,343 | Mar. 01, 1881 | W.H. Campbell, E.M. Butler | Combination Wrench | wrench combination tools |
| 305,027 | Sep. 09, 1884 | E.H. St. John | Wrench | quick adjust wrenches |
| 331,974 | Dec. 08, 1885 | C. Kabisch | Improvement in Sliding-Jaw Wrenches | quick adjust wrenches |
| 334,077 | Jan. 12, 1886 | H.A. Larsen | Wrench | quick adjust wrenches |
