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| Patents for C. H. Baldwin | |||||
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| Number | Date | Patentee | Title | Type | |
| 404,099 | May 28, 1889 | S. Messerer | Watchmakers Lathe | watchmakers lathes | |
| 414,275 | Nov. 05, 1889 | C.R. Hedden, H.M. Albee | Floor-planing machine | wood planers | |