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| Patents for A. E. Clevenger | |||||
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| Number | Date | Patentee | Title | Type | |
| 413,159 | Oct. 22, 1889 | J. Bailey | Auger | auger bits | |
| 419,622 | Jan. 21, 1890 | J. Bailey | Die for Forming Auger-Bits | making drills and augers | |