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| Patents for Wm. A. Shelton | |||||
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| Number | Date | Patentee | Title | Type | |
| 460,008 | Sep. 22, 1891 | H. James, R.S. Gillespie | Pipe Wrench | pipe wrenches | |
| 461,750 | Oct. 20, 1891 | H. James, R.S. Gillespie | Pipe Wrench | pipe wrenches | |
| 481,110 | Aug. 16, 1892 | H. James, R.S. Gillespie | Wrench | pipe wrenches | |
| 489,803 | Jan. 10, 1893 | H. James, R.S. Gillespie | Pipe Wrench | pipe wrenches | |