| All Patents in class 81/304 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 345,826 | Jul. 20, 1886 | E.D. Beales | Improvements in Combination Wrenches | combination tools |
| 354,313 | Dec. 14, 1886 | J.D. Galloway | Combination Tool | combination tools |
| 505,835 | Oct. 03, 1893 | C.H. Laird, H.M. Kulp | Watchmaker's Pliers | pliers |
| 535,931 | Mar. 19, 1895 | W. Thompson | Combination Tool | combination tools |
| 751,352 | Feb. 02, 1904 | R.L. Sehon | Wire Clamp | |
| 985,277 | Feb. 28, 1911 | N. Nielsen | Wrench | pipe wrenches |
| 1,966,593 | Jul. 17, 1934 | L. O'Russa | Wire Splicing Tool | |
| 2,447,474 | Aug. 17, 1948 | A.O. Hammond | Device For Expanding Rubber Rings | livestock emasculators |
| 4,742,736 | May 10, 1988 | D.L. Williams | Band Clamp Pliers | pliers |
