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| Patents for John Nazro | |||||
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| Number | Date | Patentee | Title | Type | |
| 146X | Jan. 06, 1797 | J. Nazro | Improvement in making soap | manufacturing processes | |
| 147X | Jan. 06, 1797 | J. Nazro | Extracting Alkali from Marine Salt and Kelp | making alkali | |