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| Patents for Charles Beauchene | |||||
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| Number | Date | Patentee | Title | Type | |
| 458,091 | Aug. 18, 1891 | C. Beauchene | Expansion-Bit | adjustable drill bits | |
| 628,753 | Jul. 11, 1899 | C. Beauchene, S.F. Brown | Bevel-Square | bevels | |