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| Patents Granted on 1839-09-20 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,331 | Sep. 20, 1839 | D. Culver, J. Beach | Saw Set | ||
| 1,332 | Sep. 20, 1839 | J. Bentz | Machine for preparing wood for making wooden boxes | box making machines | |