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Patents Granted on 1809-06-28 | |||||
Number | Date | Patentee | Title | Type | |
1,087X | Jun. 28, 1809 | J. Canfield | Pumps | pumps | |
1,088X | Jun. 28, 1809 | W. Chamberlin | Trigonometer or trigon for ascertaining the sides of angles | ||
1,089X | Jun. 28, 1809 | N. Foster | Hemp and flax spinning machine | flax and hemp machines | |
1,090X | Jun. 28, 1809 | T. Freeman | Washing machine | washing machines |