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| Patents for Henrie D. Stone | |||||
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| Number | Date | Patentee | Title | Type | |
| 315,971 | Apr. 14, 1885 | H.D. Stone, A.C. Ambler | Heeling-machine | cobbler | |
| 539,598 | May 21, 1895 | C. Thibodeau, H.D. Stone | Paper-box-making machine | cardboard box making machines | |