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| Patents for John Butler | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,072X | Mar. 01, 1814 | J. Butler, J. Butler | Bar share plough | plows | |
| 519,254 | May 01, 1894 | J. Geisendorfer | Pipe Wrench | pipe wrenches | |