| All Patents in class 81/120 |
Patents 1 -
15
of 47
      |
| Number | Date | Patentee | Title | Type |
| 35,971 | Jul. 22, 1862 | J.H. Doolittle | Pipe Wrench | pipe wrenches |
| D5,017 | Jun. 20, 1871 | T.K. Cook | Design For a Pipe-Wrench | pipe wrenches |
| 131,695 | Sep. 24, 1872 | J.L. Mason | Improvement in Fruit-Jars | jar wrenches |
| 141,477 | Aug. 05, 1873 | S.W. Wakefield | Wrenches | wrench jaw components |
| 154,445 | Aug. 25, 1874 | D.U. Beecher | Improvement in Hose-Spanners | firehose and hydrant wrenches |
| 167,368 | Aug. 31, 1875 | G.W. Waitt | Improvement in Pipe-Wrenches | pipe wrenches |
| 171,353 | Dec. 21, 1875 | J. Conway | Wrench-Nut | pipe wrenches |
| 203,822 | May 21, 1878 | D. Fisher | Pipe-Wrench | wrench jaw components |
| 227,768 | May 18, 1880 | G.W. Griffiths | Pipe-Wrench | alligator wrenches |
| 242,130 | May 31, 1881 | S.E. Hurlbut | Wrench | alligator wrenches |
| 259,717 | Jun. 20, 1882 | M. Prior | Combination Instrument for Cleaning Gas Cocks | combination tools |
| 280,793 | Jul. 10, 1883 | A.W. Case | Pipe Wrench | alligator wrenches |
| 340,393 | Apr. 20, 1886 | M.S. Weller | Wrench | wrench jaw components |
| 341,117 | May 04, 1886 | A.W. Wright | Combination Wrench | combination tools |
| 342,128 | May 18, 1886 | J.M. Parker | Pocket Knife | combination tools |
