| All Patents in class 81/404 |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| 20,407 | Jun. 01, 1858 | A.G. Coes | Improved Wrench or Pipe-Tongs for Turning or Revolving Cylindrical Bodies | pipe tongs |
| 86,322 | Jan. 26, 1869 | P.C. Rowe | Wrench | combination tools |
| 102,371 | Apr. 26, 1870 | A.G. Coes | Improvement in Pipe Tongs | pipe tongs |
| 148,300 | Mar. 10, 1874 | H.P. Huntoon | Pipe-Tongs | pipe tongs |
| 164,075 | Jun. 08, 1875 | M.S. Clark | Pipe-Wrench | pipe tongs |
| 174,927 | Mar. 21, 1876 | J.S. Stewart | Pipe Tongs and Cutter | wrench jaw components |
| 210,383 | Nov. 26, 1878 | J.A. White | Pipe-Tong | pipe tongs |
| 222,787 | Dec. 23, 1879 | S.E. Hurlbut | Adjustable Wrench | screw adjust wrenches |
| 261,217 | Jul. 18, 1882 | A.F. Fifield | Pipe Wrench | pipe tongs |
| 286,600 | Oct. 16, 1883 | D.P. Foster | Pipe Tongs | pipe tongs |
| 305,495 | Sep. 23, 1884 | D. Witt | Combined Wrench and Pipe Tongs | pipe tongs |
| 366,379 | Jul. 12, 1887 | L. Coes | Adjustable Pipe Tongs | pipe tongs |
| 376,564 | Jan. 17, 1888 | V.J. Van Horn | Wrench | pipe wrenches |
| 432,070 | Jul. 15, 1890 | P.H. Quinlan | Pipe Wrench | pipe tongs |
| 492,199 | Feb. 21, 1893 | H. Hammond | Pipe Tongs and Wrench | pipe tongs |
