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| Patents for Frank E. Williams | |||||
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| Number | Date | Patentee | Title | Type | |
| 154,738 | Sep. 01, 1874 | H.E. Cook, F.E. Williams | Improvement in Watch Keys | watchmaker | |
| 267,521 | Nov. 14, 1882 | W.P. Hale | Grain-binder | hay or straw binders | |