| All Patents in class 81/391 |
Patents 16 -
30
of 43
      |
| Number | Date | Patentee | Title | Type |
| 568,365 | Sep. 29, 1896 | R. McMillen | Wrench | quick adjust wrenches |
| 587,974 | Aug. 10, 1897 | J.E. Colton, E.L. Keith | Lock Jaw Wrench | quick adjust wrenches |
| 610,831 | Sep. 13, 1898 | O.F. Roberts | Pipe Wrench | pipe wrenches |
| 623,337 | Apr. 18, 1899 | B.I. Rydberg | Wrench | pliers type wrenches |
| 712,552 | Nov. 04, 1902 | C.M. Lambert | Wrench | wrench combination tools |
| 808,250 | Dec. 26, 1905 | B.F. Nedrow | Wrench | pliers type wrenches |
| 979,805 | Dec. 27, 1910 | A.E. Smiley | Wrench | pipe wrenches |
| 991,681 | May 09, 1911 | C.A. Winchenbach | Carriage wrench | axle nut wrenches |
| 1,060,391 | Apr. 29, 1913 | J.D. Wilson | Wrench | pipe wrenches |
| 1,086,078 | Feb. 03, 1914 | H.R. Palmer | Plier Wrench | pliers |
| 1,136,618 | Apr. 20, 1915 | A.S. Robinson | Pliers and Like Gripping Tool | pliers |
| 1,162,136 | Nov. 30, 1915 | A.D. Chapman | Adjustable Wrench | pliers type wrenches |
| 1,163,532 | Dec. 07, 1915 | T. Hand | Wrench | pliers type wrenches |
| 1,181,654 | May 02, 1916 | J. Eifel | Wrench | pliers type wrenches |
| 1,195,065 | Aug. 15, 1916 | H.W. Morrow | Wrench | pliers type wrenches |
