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| Patents for James P. Blake | |||||
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| Number | Date | Patentee | Title | Type | |
| 19,123 | Jan. 19, 1858 | J.P. Blake | Machine for covering the heads of trunk-nails | ||
| 36,392 | Sep. 09, 1862 | J.P. Blake | Improvement in machinery for making sewing-machine needles | ||