| Patents for Christian Petersen |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 405,163 | Jun. 11, 1889 | F.X. Hooper, C. Petersen | Elevator-hatchway | |
| 2,563,267 | Aug. 07, 1951 | C. Petersen | Wrench Jaw | locking pliers |
| 2,641,149 | Jun. 09, 1953 | C. Petersen | Gripping Tool | clamps |
| 3,192,804 | Jul. 06, 1965 | E.A. Allemeier, W.L. Becker, C. Petersen | Chain Pipe Wrench. | locking pliers |
| D261,096 | Oct. 06, 1981 | C. Petersen | Hand Tool | 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 |
