| All Patents in class 81/176.3 |
Patents 1 -
15
of 23
      |
| Number | Date | Patentee | Title | Type |
| 69,896 | Oct. 15, 1867 | H. Bitter | Improvement in Combined Hose, Tongs, Clamp, Wrench and Pick | combination tools |
| 144,827 | Nov. 25, 1873 | E. Bucklin, Jr. | Hose-Wrenches | firehose and hydrant wrenches |
| 144,862 | Nov. 25, 1873 | L. Pond | Improvement in Hose-Coupling Spanners | firehose and hydrant wrenches |
| 178,084 | May 30, 1876 | A.F. Skinner | Improved Nut-Wrench | wrenches |
| 204,089 | May 21, 1878 | G.W. Remington | Adjustable Carriage-Wrench | axle nut wrenches |
| 283,714 | Aug. 21, 1883 | L. Kinzel | Combined Clamp Handle And Wrench For Hose | firehose and hydrant wrenches |
| 286,836 | Oct. 16, 1883 | G.A. Liljencrantz | Fruit Jar Opener | jar wrenches |
| 336,915 | Mar. 02, 1886 | F.W. Gray | Hose Spanner | firehose and hydrant wrenches |
| 445,431 | Jan. 27, 1891 | E. Nighswander | Buggy Wrench | axle nut wrenches |
| 506,326 | Oct. 10, 1893 | W.D. Miller | Fire Hose Spanner | firehose and hydrant wrenches |
| 523,020 | Jul. 17, 1894 | C. Tinglof | Wrench | screw adjust wrenches |
| 533,844 | Feb. 05, 1895 | G.B. Dunham | Wagon Wrench | axle nut wrenches |
| 536,882 | Apr. 02, 1895 | J.G. Lowe | Wrench | bicycle or pocket wrenches |
| 560,938 | May 26, 1896 | F.L. Sanders | Wrench | screw adjust wrenches |
| 593,543 | Nov. 09, 1897 | H.B. Rose | Improved Device For Adjusting The Cones of Ball-Bearings and Other Analogous Purposes | bicycle or pocket wrenches |
