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| All Patents of Type: wrench adjustment types | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 76,519 | Apr. 07, 1868 | A.S. Petrie | Improvement inWrenches | |
 | 447,379 | Mar. 03, 1891 | J.H. Stiles | Wrench | |
 | 539,890 | May 28, 1895 | E.A. Cochran | Wrench | |
 | 613,213 | Oct. 25, 1898 | W.F. Murphy | Wrench | |
 | 674,278 | May 14, 1901 | J. McNutt | Wrench and Clamp | |
 | 1,218,316 | Mar. 06, 1917 | M.A. Rice | Wrench | |
 | 2,452,625 | Nov. 02, 1948 | H. Alpers | Screw and Toggle Adjusted Wrench and Clamp | |