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| Patents for H. D. Bates | |||||
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| Number | Date | Patentee | Title | Type | |
| 216,605 | Jun. 17, 1879 | A. Crosby | Improvement in axe-pockets | axes | |
| 282,462 | Jul. 31, 1883 | B.F. Lancaster | Ratchet Wrench | ratchet wrenches | |