| All Patents in class 81/415 |
Patents 16 -
29
of 29
      |
| Number | Date | Patentee | Title | Type |
| 1,022,489 | Apr. 09, 1912 | W.W. Lyons | Pincers, Pliers and the Like | nippers |
| 1,057,110 | Mar. 25, 1913 | N. Armstrong | Pipe Wrench | pipe wrenches |
| 1,057,113 | Mar. 25, 1913 | W.A. Bernard | Pliers, Nippers or Similar Tool | pliers |
| 1,061,047 | May 06, 1913 | J. Caspers | Calk Tongs | pliers type wrenches |
| 1,134,177 | Apr. 06, 1915 | W.A. Bernard | Pliers or Similar Tool | pliers |
| 1,210,558 | Jan. 02, 1917 | L.S. Starrett | Pliers | pliers |
| 1,276,274 | Aug. 20, 1918 | J. Shaffer | Adjustable Pipe Wrench | pipe tongs |
| D56,979 | Jan. 25, 1921 | N. Larson | Combination Tool | combination tools |
| 1,442,486 | Jan. 16, 1923 | F.L. Lokke | Radiator Type Pliers | pliers |
| 1,517,162 | Nov. 25, 1924 | P.F. King | Plier Wrench | pliers |
| 1,561,833 | Nov. 17, 1925 | A. Cruickshank | Plier Wrench | pliers |
| 1,678,313 | Jul. 24, 1928 | R.L. Atkinson | Battery Tool | pliers |
| 1,750,817 | Mar. 18, 1930 | W.E. Root | Tongs | pliers |
| 4,934,222 | Jun. 19, 1990 | D.D. Grover, N.C. Rittmann | Ergonomic Tool | pliers |
