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| Patents for F. D. Sweet | |||||
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| Number | Date | Patentee | Title | Type | |
| 850,696 | Apr. 16, 1907 | M.Z. Viau | Pipe Wrench | chain and strap wrenches | |
| 914,370 | Mar. 02, 1909 | J.O. Gibbons | Engine Aliner | special purpose gauges | |