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| Patents for P. V. Gifford | |||||
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| Number | Date | Patentee | Title | Type | |
| 999,475 | Aug. 01, 1911 | W.R. Wilkin | Resawing-machine | band resaws | |
| 1,029,482 | Jun. 11, 1912 | W.M. Wilkin | Log-turning mechanism | sawmill log handling | |