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Patents Granted on 1833-08-22
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,723XAug. 22, 1833E.C. RileyKeys for musical instrumentsmusical instruments
7,724XAug. 22, 1833W. Schnebly, T. SchneblyMowing machine
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