| All Patents of Type: wrench adjustment types |
Patents 1 -
15
of 1861
      |
| Number | Date | Patentee | Title | Type |
| 7,254X | Oct. 25, 1832 | H. King | Improvement in the Rack Wrench | nut wrenches |
| 8,153X | Apr. 18, 1834 | S. Merrick | Wrench | quick adjust wrenches |
| 1,720 | Aug. 12, 1840 | J. Keane, T. Keane, S. Kane | Screw-Wrench | screw adjust wrenches |
| GB-184,008,764 | Dec. 31, 1840 | J. Stubs | Improvements in the construction of screw wrenches and spanners, for screwing and unscrewing nuts and bolts | screw adjust wrenches |
| 2,165 | Jul. 10, 1841 | J. Brett | Improvement in Key-Wrenches | wedge adjust wrenches |
| 2,966 | Feb. 20, 1843 | J.C. Terry | Rack-Wrench | nut wrenches |
| 2,991 | Mar. 04, 1843 | J. Williams, Jr. | Screw-Wrench | screw adjust wrenches |
| 6,077 | Jan. 30, 1849 | A. Hay | Improved Hinged Claw-Wrench | self-adjust wrenches |
| RE139 | Jun. 26, 1849 | L. Coes | Improvement In Screw-Wrenches | nut wrenches |
| 8,922 | May 04, 1852 | A. Hotchkiss | Adjustable Screw-Slide Wrench | screw adjust wrenches |
| 9,567 | Feb. 01, 1853 | G.B. Read | Improved Screw-Wrench | nut wrenches |
| 9,945 | Aug. 16, 1853 | A.G. Coes | Coach-Wrench | nut wrenches |
| 10,666 | Mar. 21, 1854 | D.H. Chamberlain | Improvement in Screw or Coach-Wrenches | nut wrenches |
| 11,208 | Jul. 04, 1854 | A.G. Coes | Improvement in Screw-Wrenches | nut wrenches |
| 12,410 | Feb. 20, 1855 | S.H. Noble | Screw-Wrench | quick adjust wrenches |
