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| Patents for John Naylor | |||||
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| Number | Date | Patentee | Title | Type | |
| 429X | Mar. 07, 1803 | J. Naylor | Improvement in Extracting a Spirit From Starch Water | distilling | |
| 539X | Mar. 31, 1804 | J. Naylor | Improved still and boiler | steam stills | |