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| Patents for Richard Rosewell Saltonstall | |||||
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| Number | Date | Patentee | Title | Type | |
| 58X | Feb. 28, 1793 | R.R. Saltonstall | Manufacturing rhus or sumach | bridges | |
| 62X | May 01, 1793 | R.R. Saltonstall | Manufacturing rhus or sumach | bridges | |