| All Patents in class 81/360 |
Patents 1 -
15
of 31
      |
| Number | Date | Patentee | Title | Type |
| 14,243 | Feb. 12, 1856 | F. Keehnold | Improvement in the Construction and Manufacturing of Adjustable Wrenches for Machinery and Carriages and other Purposes | pliers type wrenches |
| 52,065 | Jan. 16, 1866 | J. Moulton | Wrench | pipe and nut combination wrenches |
| 54,178 | Apr. 24, 1866 | W.H. Landbeck | Landbeck's Universal Wrench | wrench handle components |
| 225,485 | Mar. 16, 1880 | E.N. Parker | Parallel Pliers | pliers |
| 266,310 | Oct. 24, 1882 | D.R. Porter | Combined Wrench, Vise and Nail Puller | combination tools |
| 273,874 | Mar. 13, 1883 | C.H. Miller | Attachment for Pipe Tongs or Wrenches | wrench jaw components |
| 282,256 | Jul. 31, 1883 | E.F. Barnes | Improvements in Pipe-Tongs and Wrench Combined | pipe tongs |
| 289,052 | Nov. 27, 1883 | C.F. Winslow | Improvements in Pliers and Nippers | pliers type wrenches |
| 438,243 | Oct. 14, 1890 | H. Scheatzka | Wrench | pipe and nut combination wrenches |
| 439,071 | Oct. 21, 1890 | W.H. Huston | Combined Nut Wrench and Tool | wrench combination tools |
| 474,810 | May 17, 1892 | A.B. Carll | Wrench | pipe wrenches |
| 483,461 | Sep. 27, 1892 | J.A. Litel | Wrench | combination tools |
| 490,789 | Jan. 31, 1893 | W.H. Huston | Combination Wrench | combination tools |
| 535,222 | Mar. 05, 1895 | G.A. Rogers | Glazier's Tool | glass cutters |
| 543,331 | Jul. 23, 1895 | J.C. Burgess | Pipe Wrench | pipe wrenches |
