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| Patents for Henry Boyer | |||||
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| Number | Date | Patentee | Title | Type | |
| 16,020 | Nov. 04, 1856 | J.R. Perry | Joint for uniting a mortising-chisel to its mandrel | mortising machines | |
| 93,688 | Aug. 17, 1869 | W.H. Downing | Pipe Wrench | pipe wrenches | |