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| Patents for R. A. Boswell | |||||
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| Picture | Number | Date | Patentee | Title | |
| 701,066 | May 27, 1902 | F.C. Matteson | Pipe Wrench | ||
 | 746,673 | Dec. 15, 1903 | G.R. Cheesman | Sliding Jaw Wrench | |
| 779,246 | Jan. 03, 1905 | A. St. John | Cammed Cutter Adjustment | ||
 | 804,433 | Nov. 14, 1905 | F.L. Robinson | Wrench | |
 | 811,885 | Feb. 06, 1906 | W. Webb, W.W. Hildreth | Wrench | |
 | 813,260 | Feb. 20, 1906 | T.W. Vare | Vise | |
 | 864,805 | Sep. 03, 1907 | M. Schwendner | Engineer's Wrench | |
 | 864,806 | Sep. 03, 1907 | M. Schwendner | Wrench | |