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| All Patents in class 122/4R | |||||
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| Picture | Number | Date | Patentee | Title | |
 | FX-8,581 | Jan. 09, 1835 | A.J. Murray | Cotton press | |
 | RX-37 | May 17, 1842 | A.J. Murray | Improvement in Portable Presses for Pressing Tobacco, Cotton, Hay, etc. | |
 | 5,398 | Dec. 18, 1847 | W. Hovey | Machinery for Grinding Knives which have Warped Sufaces | |
 | 97,988 | Dec. 14, 1869 | G.C. Taft | Improvement in Wrenches | |
| 883,934 | Apr. 07, 1908 | F.I. Cass | Traction Engine | ||
| 1,656,634 | Jan. 17, 1928 | . | Combination Tool | ||