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| Patents for Frank A. Merrill | |||||
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| Number | Date | Patentee | Title | Type | |
| 239,654 | Apr. 05, 1881 | E.F. Gordon | Rotary planing-machine | wood planers | |
| 499,919 | Jun. 20, 1893 | E.P. Nichols, W.H. Griffin | Adjustable Wrench | socket wrenches | |