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| Patents for Charles H. Hubbell | |||||
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| Picture | Number | Date | Patentee | Title | |
| 331,590 | Dec. 01, 1885 | J.H. Watson, C.H. Hubbell | Feed for Gang Saws | ||
 | CA-27,019 | Jun. 22, 1887 | C.H. Hubbell, W.A. Kelly | Wrench Attachment | |