| All Patents in class 81/174 |
Patents 46 -
54
of 54
      |
| Number | Date | Patentee | Title | Type |
| 898,267 | Sep. 08, 1908 | H.N. Rothweiler | Wrench | pipe wrenches |
| 955,893 | Apr. 26, 1910 | R. Miller, Jr. | Wrench | pipe wrenches |
| 1,017,550 | Feb. 13, 1912 | M.A. Johnson | Wrench | screw adjust wrenches |
| 1,152,885 | Sep. 07, 1915 | C.G. Dennis | Wrench For Flange Unions | flange wrenches |
| 1,191,822 | Jul. 18, 1916 | W.H. Donahue, A. Peterson | Wrench | screw adjust wrenches |
| 1,193,163 | Aug. 01, 1916 | J.R. Long | Wrench | |
| 1,209,002 | Dec. 19, 1916 | P.A. Martin | Wrench | pipe and nut combination wrenches |
| 1,437,458 | Dec. 05, 1922 | F.E. Walden | Wrench | ratchet wrenches |
| 1,872,392 | Aug. 16, 1932 | H.G. Lien, W.A. Bishman | Wrench For Automobile Hub Caps | automotive specialty wrenches |
