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| Patents for Horace G. Hoadley | |||||
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| Number | Date | Patentee | Title | Type | |
| 613,950 | Nov. 08, 1898 | E.C. Lewis, H.G. Hoadley, H.D. Williams | Lever and Ratch Attachment | ratchet wrenches | |
| 658,478 | Sep. 25, 1900 | H.G. Hoadley, H.D. Williams | Mechanical Movement | ratchet wrenches | |