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| All Patents in class 81/58 | |||||
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| Number | Date | Patentee | Title | Type | |
| 134,355 | Dec. 31, 1872 | W.C. Burch | Drills for Drilling Metals | ratchet drills | |
| 176,338 | Apr. 18, 1876 | W.I. Noel | Wrench | ratchet wrenches | |
| 440,473 | Nov. 11, 1890 | J.N. Farlow | Friction Wrench | ratchet wrenches | |
| 470,001 | Mar. 01, 1892 | F.A. Howard | Screw-driver | spiral screwdrivers | |
| 587,006 | Jul. 27, 1897 | C.H. Lambkin | Nut Wrench | ratchet wrenches | |
| 6,889,579 | May 10, 2005 | D.P. Brown | Adjustable Gripping Tool | self-adjust wrenches | |