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Patents Granted on 1811-11-19 | |||||
Number | Date | Patentee | Title | Type | |
1,614X | Nov. 19, 1811 | J. Macomber | Descending air flue with the chimney pipes in which it is to be used | stove pipes | |
1,615X | Nov. 19, 1811 | P. Sternberg | Improvement on his former improvement in fire places |