| All Patents in class 81/178 |
Patents 46 -
60
of 63
      |
| Number | Date | Patentee | Title | Type |
| 751,914 | Feb. 09, 1904 | J.H. Hobson | Wrench | pipe and nut combination wrenches |
| 780,305 | Jan. 17, 1905 | H.H. Riggin | Wrench | quick adjust wrenches |
| 874,791 | Dec. 24, 1907 | R.R. Penn | Lathe Dog | lathe dogs |
| 875,724 | Jan. 07, 1908 | E.E. Mullinix | Combination Tool | combination tools |
| 953,346 | Mar. 29, 1910 | J. Newbauer | Wrench | quick adjust wrenches |
| 957,044 | May 03, 1910 | C. Druck | Combination-tool | |
| 990,050 | Apr. 18, 1911 | F.O. Jacques, Jr. | Alligator Wrench | alligator wrenches |
| 1,002,215 | Sep. 05, 1911 | R.Y. Bovee | Wrench | angle adjustable wrenches |
| 1,052,313 | Feb. 04, 1913 | A.B. Carll | Pipe-wrench | wrenches |
| 1,060,891 | May 06, 1913 | A.B. Carll | Wrench | pipe and nut combination wrenches |
| 1,205,149 | Nov. 21, 1916 | R.Y. Bovee | Wrench | angle adjustable wrenches |
| 1,212,287 | Jan. 16, 1917 | W.S. Upson | Combined Nut and Pipe Wrench | pipe and nut combination wrenches |
| 1,214,973 | Feb. 06, 1917 | W.S. Upson | Combined Nut and Pipe Wrench | pipe and nut combination wrenches |
| 1,351,276 | Aug. 31, 1920 | A.H. Benwell | Wrench | pipe wrenches |
| 1,377,178 | May 10, 1921 | A.G. Andree | Wrench | basin wrenches |
