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| Patents for Elkanah Ingalls | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,786X | Apr. 22, 1835 | E. Ingalls | Grates and stoves for parlor and kitchen | ||
| 8,787X | Apr. 22, 1835 | E. Ingalls | Stoves and grates for parlor and kitchen use | stoves | |