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| Patents for William D. Baldwin | |||||
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| Number | Date | Patentee | Title | Type | |
| RE900 | Feb. 14, 1860 | G. Westinghouse, Sr. | Improvement in endless-chain horse-powers | animal powered apparatus | |
| 36,769 | Oct. 28, 1862 | D. Dick | Improvement in apparatus for using mineral oils as fuel | fuel burners | |