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| Patents for Frank J. Blanchard | |||||
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| Number | Date | Patentee | Title | Type | |
| 280,931 | Jul. 10, 1883 | W.W. Jackson | Bung For Casks, Barrels, &c. | auxiliary wrenches | |
| 298,639 | May 13, 1884 | C.A. Ver Genius | Printer's Quoin | auxiliary wrenches | |
| 481,186 | Aug. 23, 1892 | G. Moore | Combined Clevis and Gage Wheel | clevises | |