| All Patents in class 81/418 |
Patents 16 -
23
of 23
      |
| Number | Date | Patentee | Title | Type |
| 1,393,399 | Oct. 11, 1921 | J.A. Schlehr | Pliers and End Wrench | pliers |
| 3,585,704 | Jun. 22, 1971 | J.A. Schroeder | Clamping Device | locking pliers |
| 4,541,312 | Sep. 17, 1985 | C. Petersen | Long Nose Locking Plier | locking pliers |
| 4,546,680 | Oct. 15, 1985 | C. Petersen | Long Nose Locking Pliers | locking pliers |
| 4,709,601 | Dec. 01, 1987 | C. Petersen | Long Nose Locking Pliers | locking pliers |
| 4,730,524 | Mar. 15, 1988 | C. Petersen | Long Nose Locking Plier | locking pliers |
| 4,753,141 | Jun. 28, 1988 | J.N. Hamrick, Jr., J.N. Hamrick | Adjustable Wrench | screw adjust wrenches |
| 4,989,479 | Feb. 05, 1991 | R.C. White, A.D. Anderson | Plier Jaws | pliers |
