| All Patents in class 81/412 |
Patents 16 -
26
of 26
      |
| Number | Date | Patentee | Title | Type |
| 1,647,878 | Nov. 01, 1927 | J.E. McWilliams | Pliers | pliers |
| 1,799,622 | Apr. 07, 1931 | W.S. Stuart | Nut and Pipe Wrench | pipe and nut combination wrenches |
| 1,800,447 | Apr. 14, 1931 | O.P. Froeschl | Pliers | pliers |
| 1,867,505 | Jul. 12, 1932 | H.G. Graner | Pliers | pliers |
| 1,915,404 | Jun. 27, 1933 | G.M. Clifton | Pliers | pliers |
| 2,152,563 | Mar. 28, 1939 | J.P. Palmer, R.W. Palmer | Slip Locking Pivot | pliers |
| 2,483,380 | Sep. 27, 1949 | W. Duffy | Tool for Handling Open-Ended Spring Retaining Rings | pliers |
| 2,510,660 | Jun. 06, 1950 | H.R. Ross | Adjustable Jaw Pliers | pliers |
| 2,557,296 | Jun. 19, 1951 | W.C. Kress | Pivot for Adjustable Fulcrum Pliers | pliers |
| 2,558,440 | Jun. 26, 1951 | J.N. Johnson | Adjustable Fulcrum Pliers | pliers |
| 2,600,512 | Jun. 17, 1952 | H.A. Mead | Adjustable Pliers | pliers |
