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Patents Granted on 1799-05-??
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
248XMay 08, 1799A.W. DutyNew Method to Cut Clay for Tiletile cutting machines
249XMay 17, 1799W. FarisMachine for raising waterwater pumps
250XMay 27, 1799C. GouldMachine to keep ship's distance at sea (reckoning)mariner
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