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Patents Granted on 1831-02-22
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
6,391XFeb. 22, 1831R. BeltBedstead
6,392XFeb. 22, 1831S. Davis, Jr.Machine for removing earth, stone, etc.
6,393XFeb. 22, 1831R. JacobsSawing boards called economical sawyerother wood sawing machines
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