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| Patents for John Ambler | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,108X | May 29, 1819 | J. Ambler | Raising water by steam for mills | ||
| 496 | Dec. 01, 1837 | J. Ambler | Mode of constructing sawmills for sawing timber | reciprocating saws | |