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| Patents for Henry K. Lee | |||||
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| Number | Date | Patentee | Title | Type | |
| 182,199 | Sep. 12, 1876 | H.L. Joslin | Improvement in converting motion | industrial machine mechanisms | |
| 642,138 | Jan. 30, 1900 | H.K. Lee | Machine for boring metal | horizontal boring mills | |