| All Patents in class 81/133 |
Patents 1 -
15
of 22
      |
| Number | Date | Patentee | Title | Type |
| 137,908 | Apr. 15, 1873 | D. Frank | Improvements in Monkey-Wrenches | quick adjust wrenches |
| 156,365 | Oct. 27, 1874 | B.G. Martin | Wrenches | quick adjust wrenches |
| 194,830 | Sep. 04, 1877 | W.H. Lilly | Improvement in Joiners Clamps | clamps |
| 323,776 | Aug. 04, 1885 | B.F. Bennett | Automatic Self-Setting Wrench | quick adjust wrenches |
| 384,743 | Jun. 19, 1888 | B.T. Bryan | Wrench | quick adjust wrenches |
| 440,435 | Nov. 11, 1890 | H. Reinhart, A.J. O'Neill | Wrench | screw adjust wrenches |
| 455,238 | Jun. 30, 1891 | C.A. McIntosh | Wrench | ratchet wrenches |
| 542,265 | Jul. 09, 1895 | K.A. Klose | Pipe Wrench | pipe wrenches |
| 587,972 | Aug. 10, 1897 | W.J. Jones | Adjustable Wrench | ratchet wrenches |
| 598,487 | Feb. 01, 1898 | P. Quarelli | Monkey Wrench | quick adjust wrenches |
| 598,588 | Feb. 08, 1898 | J.L. Whitehead | Monkey Wrench | quick adjust wrenches |
| 603,575 | May 03, 1898 | W.O. Parker | Adjustable Wrench | quick adjust wrenches |
| 633,640 | Sep. 26, 1899 | S.J. Dern | Nut and Pipe Wrench | quick adjust wrenches |
| 784,243 | Mar. 07, 1905 | W. Whaley | Wrench | screw adjust wrenches |
| 891,683 | Jun. 23, 1908 | W.A. Flowers | Wrench | quick adjust wrenches |
