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| Patents for Henry Stevens | |||||
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| Number | Date | Patentee | Title | Type | |
| 62,232 | Feb. 19, 1867 | C.H. Stockbridge | Improvement in braces for bits | braces | |
| 204,870 | Jun. 11, 1878 | R.M. Williamson | Improvement in machine for making wooden boxes | box making machines | |