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| Patents for J. B. Oakleaf | |||||
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| Number | Date | Patentee | Title | Type | |
| 360,305 | Mar. 29, 1887 | J.J. Kirby | Saw-mill set-works | sawmill set works | |
| 363,351 | May 24, 1887 | H.A. Ainsworth | Drop-hammer | drop hammers | |