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| Patents for J. D. Spaulding | |||||
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| Number | Date | Patentee | Title | Type | |
| 89,671 | May 04, 1869 | J.H. Lewis | Improved Vise | bench vises | |
| 100,013 | Feb. 22, 1870 | S.E. Chubbuck | Water-heater for green-houses | water heaters | |