| All Patents in class 81/106 |
Patents 61 -
72
of 72
      |
| Number | Date | Patentee | Title | Type |
| 981,234 | Jan. 10, 1911 | J.F. Wright | Improvement in Wrenches | pipe wrenches |
| 983,267 | Feb. 07, 1911 | F.F. Corbin | Pipe Wrench | pipe wrenches |
| 983,628 | Feb. 07, 1911 | R.D. Lindsay | Wrench | quick adjust wrenches |
| RE13,328 | Nov. 28, 1911 | J.F. Wright | Improvement in Wrenches | quick adjust wrenches |
| 1,243,210 | Oct. 16, 1917 | G.A. Parmenter | Wrench | quick adjust wrenches |
| 1,275,334 | Aug. 13, 1918 | B. Watts | Pipe Wrench | quick adjust wrenches |
| RE14,791 | Jan. 13, 1920 | B. Watts | Pipe Wrench | quick adjust wrenches |
| 1,345,983 | Jul. 06, 1920 | W.E. Bell | Ratchet Pipe-Wrench | quick adjust wrenches |
| 1,559,328 | Oct. 27, 1925 | J.H. Lagreid | Quick Set Wrench | quick adjust wrenches |
| 1,570,627 | Jan. 26, 1926 | W.H. Barber, E.J. Evans | Pipe Wrench | pipe wrenches |
| 1,968,783 | Jul. 31, 1934 | J.R. Long | Wrench | pipe wrenches |
| 2,550,010 | Apr. 24, 1951 | A. Kavalar | One-Way Engaging Wrench Having Guided Work-Engaging Rollers | ratchet wrenches |
