| All Patents in class 81/57.3 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 87,531 | Mar. 02, 1869 | D. Wilcox | Lightning Reverse Felly Wrench | tire bolt wrenches |
| 141,259 | Jul. 29, 1873 | M. Bubser | Improvement in Wrench for Fish-Plate Bolts | wrenches |
| 173,467 | Feb. 15, 1876 | W. Hill | Improved Gear-Wrench | tire bolt wrenches |
| 189,352 | Apr. 10, 1877 | J.J. Fox | Wrench | tire bolt wrenches |
| 283,696 | Aug. 21, 1883 | J.J. Brandt | Wrench | tire bolt wrenches |
| 322,937 | Jul. 28, 1885 | E.M. Hungerford | Improvement in Rotary and Stationary Wrenches | wrenches |
| 597,592 | Jan. 18, 1898 | J. Rosendahl | Combined Wrench and Nippers | ratchet wrenches |
| 1,121,668 | Dec. 22, 1914 | D. Gochenauer, N. Rusk | Wrench | ratchet wrenches |
| 1,346,505 | Jul. 13, 1920 | R. Mitchell | Socket Wrench | braces |
| 1,385,214 | Jul. 19, 1921 | A.C. Klopper | Gear Drive Socket Wrench | socket wrenches |
| 1,420,635 | Jun. 27, 1922 | A.C. Klopper | Wrench | socket wrenches |
| 1,423,142 | Jul. 18, 1922 | R.H. Owens | Wrench | automotive specialty wrenches |
| 1,578,331 | Mar. 30, 1926 | R.D. Litwiller | Thrashing Machine Cylinder Wrench | cylinder tooth wrenches |
| 1,679,155 | Jul. 31, 1928 | E.L. Connell | Power hand tool | |
| 1,970,721 | Aug. 21, 1934 | A. Walton | Rachet Wrench | auxiliary levers on wrenches |
