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| Patents for Irenas J. Palmer | |||||
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| Number | Date | Patentee | Title | Type | |
| 461,367 | Oct. 13, 1891 | I.J. Palmer | Compasses for Laying out Stair-Curves | carpenter | |
| 486,940 | Nov. 29, 1892 | I.J. Palmer | Stair-Curve | carpenter | |