| All Patents in class 81/390 |
Patents 1 -
15
of 25
      |
| Number | Date | Patentee | Title | Type |
| 148,259 | Mar. 03, 1874 | H.C. Stouffer | Pipe Wrenches | pipe tongs |
| 206,795 | Aug. 06, 1878 | A.H. Jarecki | Pipe-Tongs | pipe tongs |
| 395,046 | Dec. 25, 1888 | C.H. French | Pipe Wrench | pipe tongs |
| 396,877 | Jan. 29, 1889 | C.H. Kennedy | Wrench | screw adjust wrenches |
| 411,502 | Sep. 24, 1889 | J.D. Hodge | Improvements in Pipe Tongs | pipe tongs |
| 434,409 | Aug. 12, 1890 | H.J. De Voe, G.L. Sutton | Wrench | screw adjust wrenches |
| 460,438 | Sep. 29, 1891 | A.C. Haunty | Combination Wrench Tool | combination tools |
| 461,769 | Oct. 20, 1891 | F.S. Patton | Pipe Wrench | pipe wrenches |
| 505,869 | Oct. 03, 1893 | E. Wright | Pipe Wrench | pipe wrenches |
| 540,790 | Jun. 11, 1895 | G.W. Johnson | Pipe Tongs | pipe tongs |
| 623,188 | Apr. 18, 1899 | J.F. Skersick, J.W. Skersick | Wrench | auxiliary levers on wrenches |
| 626,285 | Jun. 06, 1899 | A. Metzger | Wrench Attachment for Combination Tools | combination tools |
| 654,524 | Jul. 24, 1900 | H.M. Descher, J.F. Descher | Wrench | auxiliary levers on wrenches |
| 719,782 | Feb. 03, 1903 | Z.T. Furbish | Pliers | pliers |
| 1,208,694 | Dec. 12, 1916 | D.B. Swickard | Tool | pliers |
