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| Patents for John J. Pearson | |||||
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| Number | Date | Patentee | Title | Type | |
| 426,736 | Apr. 29, 1890 | J.J. Pearson | Method of Operating Gas Engines | gas and gasoline engines | |
| 428,858 | May 27, 1890 | J. Kunze, J.J. Pearson | Igniter for Gas Engines | ignition systems | |