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| Patents for John Pearce Hutchins | |||||
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| Number | Date | Patentee | Title | Type | |
| 581,396 | Apr. 27, 1897 | J.P. Hutchins | Tool | wedge adjust wrenches | |
| CA-57,584 | Sep. 25, 1897 | J.P. Hutchins | Tool | wedge adjust wrenches | |