| All Patents in class 81/147 |
Patents 31 -
45
of 52
      |
| Number | Date | Patentee | Title | Type |
| 603,290 | May 03, 1898 | H.M. Smith | Wrench | quick adjust wrenches |
| 609,762 | Aug. 23, 1898 | L.W. Everhart | Wrench | quick adjust wrenches |
| 616,579 | Dec. 27, 1898 | J.J. Miller | Double Grip Sliding Jaw Wrench | wrench jaw components |
| 620,121 | Feb. 28, 1899 | C.T. Guild | Wrench | quick adjust wrenches |
| 627,401 | Jun. 20, 1899 | W.H. Edwards | Adjustable Nut Cracker | nutcrackers |
| 632,847 | Sep. 12, 1899 | W.H. Preston | Wrench | quick adjust wrenches |
| 649,055 | May 08, 1900 | E.W. Husted | Wrench | quick adjust wrenches |
| 767,319 | Aug. 09, 1904 | J.E. Taylor | Wrench | quick adjust wrenches |
| 832,575 | Oct. 02, 1906 | A.L. Gagnon | Quick-Action Monkey Wrench | quick adjust wrenches |
| 864,806 | Sep. 03, 1907 | M. Schwendner | Wrench | quick adjust wrenches |
| 964,314 | Jul. 12, 1910 | W.M. Potter | Wrench | quick adjust wrenches |
| 991,681 | May 09, 1911 | C.A. Winchenbach | Carriage wrench | axle nut wrenches |
| 1,293,734 | Feb. 11, 1919 | W.S. DuCharme | Pipe Wrench | pipe wrenches |
| 1,385,994 | Aug. 02, 1921 | A.B. Heimbach | Quickly Adjustable Wrench | quick adjust wrenches |
| 1,520,653 | Dec. 23, 1924 | H.O. Johnson | Wrench | quick adjust wrenches |
