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Patents Granted on 1822-01-31
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,445XJan. 31, 1822P. Soper, B. WestFastenings for window shutters
3,446XJan. 31, 1822A. Pierson, T. ElmerPolygonal wheel and chain paddles for propelling boatsnautical propulsion apparatus
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