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| Patents for Henry Curtin | |||||
| Number | Date | Patentee | Title | Type | |
| 1,068,221 | Jul. 22, 1913 | H. Curtin | Tool Holder | lathe tool holders and tool posts | |
| 1,395,262 | Nov. 01, 1921 | H. Curtin | Tool Holder | lathe tool holders and tool posts | |