| All Patents in class 30/251 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 78,918 | Jun. 16, 1868 | T.S. Bell | Pruning Implement | pruning implements |
| 98,029 | Dec. 21, 1869 | J. Christy | Improvement in coopers' tool | cooper |
| 117,495 | Jul. 25, 1871 | J. Whittaker | Bolt Cutter | pliers |
| 171,766 | Jan. 04, 1876 | P. Broadbooks | Shearing Machine | metal shearing machines |
| 245,122 | Aug. 02, 1881 | G.W. Bishop | Combination Tool | |
| 518,129 | Apr. 10, 1894 | J.H. Aufderheide | Shears | |
| 1,310,904 | Jul. 22, 1919 | A.S. Carter | Pruning Saw | pruning implements |
| 1,469,306 | Oct. 02, 1923 | E.A. Kauffman | Pliers | linemans |
| 2,190,911 | Feb. 20, 1940 | K.W. Nebel | Portable shear | metal shearing machines |
| 2,617,312 | Nov. 11, 1952 | B.O. Prentice | Mechanical Movement | locking pliers |
| 4,899,445 | Feb. 13, 1990 | J.E. Erbrick, Jr., M.E. Strohecker, R.S. Erbrick | Hand-Held Ratchet Tool for Moving a Pair of Jaw Members Toward and Away From Each Other | shears |
| 5,245,755 | Sep. 21, 1993 | B. Krivec | Force-Multiplying Mechanism | |
