| All Patents in class 81/95 |
Patents 1 -
15
of 23
      |
| Number | Date | Patentee | Title | Type |
| 29,826 | Aug. 28, 1860 | E.S. Scripture | Wrench | wrench jaw components |
| 93,688 | Aug. 17, 1869 | W.H. Downing | Pipe Wrench | pipe wrenches |
| 196,401 | Oct. 23, 1877 | J.W. Vermillion | Pipe-Wrench | pipe wrenches |
| 271,595 | Feb. 06, 1883 | S.A. Bostwick | Pipe Wrench | pipe wrenches |
| 282,126 | Jul. 31, 1883 | F.A. Simonds | Improvements in Pipe Tongs or Wrenches | wrench jaw components |
| 302,760 | Jul. 29, 1884 | T. Mokler | Pipe Wrench | pipe wrenches |
| 345,567 | Jul. 13, 1886 | S.J. Benson | Pipe Wrench | wrench jaw components |
| 348,185 | Aug. 31, 1886 | J.D. Bowman | Improvement in Stud-Wrenches | wrenches |
| 421,892 | Feb. 25, 1890 | H.A. Tripp, A.J. Barber | Pipe Wrench | pipe wrenches |
| 445,020 | Jan. 20, 1891 | E.H. Kinsey | Wrench | pipe wrenches |
| 486,697 | Nov. 22, 1892 | A.J. Curtis | Wrench | quick adjust wrenches |
| 568,692 | Sep. 29, 1896 | M.D. Martindale | Wrench For Turning Pipes or Other Round Objects | pipe wrenches |
| 575,564 | Jan. 19, 1897 | C.F. Driver | Combined Pipe and Nut Wrench | wrench jaw components |
| 582,341 | May 11, 1897 | P.H. Campbell | Wrench | pipe wrenches |
| 628,218 | Jul. 04, 1899 | A.W. Ashworth, R. Ashworth | Wrench | pipe wrenches |
