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| Patents for Samuel Briggs Jr. | |||||
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| Picture | Number | Date | Patentee | Title | |
| 13X | Aug. 02, 1791 | S. Briggs, Sr., S. Briggs, Jr. | Machine for making nails | ||
| 401X | Oct. 09, 1802 | S. Briggs, Jr. | Steam Engine | ||