| All Patents in class 81/164 |
Patents 16 -
30
of 35
      |
| Number | Date | Patentee | Title | Type |
| 328,270 | Oct. 13, 1885 | J. Williamson | Pipe Wrench and Cutter | pipe wrenches |
| 329,542 | Nov. 03, 1885 | J.A. Fairbanks | Wrench | screw adjust wrenches |
| 376,891 | Jan. 24, 1888 | B.F. Lancaster | Wrench | screw adjust wrenches |
| 441,145 | Nov. 25, 1890 | J. Ellis | Vise Pipe Tongs | pipe wrenches |
| 481,168 | Aug. 23, 1892 | J. Ellis | Combined Vise, Pipe Tongs, and Cutter | pipe wrenches |
| 501,177 | Jul. 11, 1893 | J.J. Wulff | Wrench and Rod Vise | wrenches |
| 553,008 | Jan. 14, 1896 | F.E. Lodetti | Wrench | screw adjust wrenches |
| 564,442 | Jul. 21, 1896 | C.C. Matthews | Wrench | quick adjust wrenches |
| 568,284 | Sep. 22, 1896 | G.L. Seymour | Wrench | wrench adjustment locks |
| 580,685 | Apr. 13, 1897 | O.B. Hall | Pipe Wrench | pipe wrenches |
| 608,120 | Jul. 26, 1898 | W. Heffner | Nut Wrench | screw adjust wrenches |
| 611,564 | Sep. 27, 1898 | J.M. Crump | Spoke Grip | spoke nipple wrenches |
| 633,709 | Sep. 26, 1899 | W. Vanderman | Pipe Wrench | chain and strap wrenches |
| 638,759 | Dec. 12, 1899 | G.W. Prinzing | Combination Tool | pipe and nut combination wrenches |
| 643,080 | Feb. 06, 1900 | J. Boulet | Gear Tooth Calipers | measurement gauges |
