| All Patents in class 81/319 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 598,487 | Feb. 01, 1898 | P. Quarelli | Monkey Wrench | quick adjust wrenches |
| 603,494 | May 03, 1898 | J.R. Huffman, F. Aaron | Wrench | quick adjust wrenches |
| 612,982 | Oct. 25, 1898 | J.W. James, F.V. Whitman | Wrench Tongs | axle nut wrenches |
| 1,181,654 | May 02, 1916 | J. Eifel | Wrench | pliers type wrenches |
| 1,190,031 | Jul. 04, 1916 | D. Spalding | Attachment For A Pair of Pliers | pliers |
| 1,355,470 | Oct. 12, 1920 | J.H. Hall | Pipe Wrench | pipe wrenches |
| 1,772,428 | Aug. 05, 1930 | J.J. Palotce | Pliers, Tongs, or the Like | combination tools |
| 1,877,642 | Sep. 13, 1932 | H.F. Brady | Wrench | auxiliary levers on wrenches |
| 1,879,452 | Sep. 27, 1932 | J.J. Palotce | Pliers, Etc. | combination tools |
| 2,539,865 | Jan. 30, 1951 | W. Sarvie | Actuating and Locking Means for the Handles of Plier Type Tools | locking pliers |
| RE23,761 | Dec. 29, 1953 | W. Sarvie | Actuating and Locking Means for the Handles of Plier Type Tools | locking pliers |
| 3,600,986 | Aug. 24, 1971 | E.M. Baldwin, Jr. | Self-Adjusting Locking Wrench | locking pliers |
