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| Patents for Charles H. Lee | |||||
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| Number | Date | Patentee | Title | Type | |
| 278,064 | May 22, 1883 | J. Walrath | Saw-mill | circular sawmills | |
| 291,558 | Jan. 08, 1884 | J. Walrath | Gage for sawmills | sawmill accessories | |