| All Patents in class 81/383 |
Patents 1 -
15
of 28
      |
| Number | Date | Patentee | Title | Type |
| 114,314 | May 02, 1871 | C. Manson | Bit-stock | brace chucks |
| 136,350 | Feb. 25, 1873 | T. Williams | Pipe-Wrenches | pipe tongs |
| 367,786 | Aug. 09, 1887 | E.O. Carvin | Improvement in Pipe-Tongs | pipe wrenches |
| 395,431 | Jan. 01, 1889 | G.E. Franklin | Improvements in Monkey Wrenches | wrench jaw components |
| 416,500 | Dec. 03, 1889 | R.J. Robbins | Pipe Wrench | pipe wrenches |
| 451,991 | May 12, 1891 | J.A. Abbots | Carriage-Wrench | axle nut wrenches |
| 485,152 | Oct. 25, 1892 | S. Cook | Wrench | pipe tongs |
| 486,616 | Nov. 22, 1892 | J. Monto | Pliers | pliers |
| 498,048 | May 23, 1893 | W. Craige | Pipe Wrench | pipe wrenches |
| 545,304 | Aug. 27, 1895 | J.E. Nelson | Pipe Tongs | pipe tongs |
| 555,797 | Mar. 03, 1896 | J.D. Wilson | Wrench | pipe wrenches |
| 562,719 | Jun. 23, 1896 | A.W. Freeman | Pipe Wrench | pipe wrenches |
| 567,204 | Sep. 08, 1896 | T.F. Stone, Jr. | Wire Handling Implement | pliers |
| 643,061 | Feb. 06, 1900 | H. Hukriede | Wrench | pipe wrenches |
| 761,797 | Jun. 07, 1904 | F.W. Vogel | Wrench | self-adjust wrenches |
