| All Patents in class 81/127 |
Patents 31 -
45
of 60
      |
| Number | Date | Patentee | Title | Type |
| 811,885 | Feb. 06, 1906 | W.W. Hildreth, W. Webb | Wrench | quick adjust wrenches |
| 837,809 | Dec. 04, 1906 | J.J. Dixon | Pipe Wrench | pipe wrenches |
| 874,269 | Dec. 17, 1907 | W.W. Hildreth, W. Webb | Wrench | quick adjust wrenches |
| 1,075,516 | Oct. 14, 1913 | R.W. Sturdy | Wrench of the Quick-Action Class | self-adjust wrenches |
| 1,109,000 | Sep. 01, 1914 | W.T. Long | Wrench | self-adjust wrenches |
| 1,160,160 | Nov. 16, 1915 | L.E. Gaisser | Wrench | self-adjust wrenches |
| 1,175,950 | Mar. 21, 1916 | M.I. Ginsburg | Wrench | screw adjust wrenches |
| 1,198,309 | Sep. 12, 1916 | A.C. Allan | Wrench | quick adjust wrenches |
| 1,229,322 | Jun. 12, 1917 | D.W. Reip | Ratchet Nut and Pipe Wrench | pipe wrenches |
| 1,253,227 | Jan. 15, 1918 | L.E. Gaisser | Wrench | self-adjust wrenches |
| 1,258,382 | Mar. 05, 1918 | H.R. Webb, Jr. | Springless Ratchet Wrench | ratchet wrenches |
| 1,306,794 | Jun. 17, 1919 | A.C. Allan | Wrench | self-adjust wrenches |
| 1,411,471 | Apr. 04, 1922 | E.H. Booth | Pipe Wrench | pipe wrenches |
| 1,417,196 | May 23, 1922 | V.L. Ochoa | Wrench | self-adjust wrenches |
| 1,454,333 | May 08, 1923 | V.L. Ochoa | Wrench | self-adjust wrenches |
