| All Patents in class 81/399 |
Patents 16 -
28
of 28
      |
| Number | Date | Patentee | Title | Type |
| 2,280,005 | Apr. 14, 1942 | W. Petersen | Wrench | locking pliers |
| 2,496,308 | Feb. 07, 1950 | R.J. Champayne, W.E. Pugh | Lever Actuated Pivoted Jaw Wrench | |
| 2,496,309 | Feb. 07, 1950 | W.E. Pugh | Lever Actuated Pivot Jaw Wrench | locking pliers |
| 2,499,201 | Feb. 28, 1950 | N.C. Thayer | Automatic Toggle Operated Grip Wrench | locking pliers |
| 2,532,659 | Dec. 05, 1950 | B. Burns | Snap-Lock Wrench | locking pliers |
| 2,576,286 | Nov. 27, 1951 | M. Eisenberg | Quick Release Attachment For Vise Grip Pliers | locking pliers |
| 2,589,511 | Mar. 18, 1952 | C.H. Redman | Release Mechanism for Toggle Actuated Type Wrenches | locking pliers |
| 2,590,750 | Mar. 25, 1952 | B. Burns | Releasing Means for Toggle-Actuated Wrench | locking pliers |
| 2,592,803 | Apr. 15, 1952 | J.G. Heim | Release And Adjusting Means For Vise-Type Wrenches | locking pliers |
| 2,592,807 | Apr. 15, 1952 | H.T. Jones | Locking Wrench And Plier | locking pliers |
| 2,598,650 | May 27, 1952 | L.H. Eriksen, J.L. Smith | Snap Lock Plier With Unlocking Lever | locking pliers |
| 2,604,803 | Jul. 29, 1952 | F.G. McCann | Plier-Type, Toggle Actuated Wrench | locking pliers |
| 2,639,638 | May 26, 1953 | C. Gould | Toggle-Actuated Carriage Bolt Wrench | locking pliers |
