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| Patents for Ward B. Carpenter | |||||
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| Number | Date | Patentee | Title | Type | |
| 161,384 | Mar. 30, 1875 | W.B. Carpenter | Improvement in centering devices for wood-turning lathes | wood lathes | |
| 268,780 | Dec. 12, 1882 | W.B. Carpenter | Device for Cutting Metallic Wagon Axles | portable turning tools | |