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| Patents for Charles Henry | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 164,481 | Jun. 15, 1875 | V.J. Reece | Improvement in screw-cutting dies | |
 | 166,444 | Aug. 03, 1875 | L.S. Woodbury | Improvement in planing-machines | |