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Patents Granted on 1829-11-20
Patents 1 - 4 of 4
First set of recordsLast set of records
5,718XNov. 20, 1829N. HaleStereotype plateprinter
5,719XNov. 20, 1829S. PopeCarbonated steel from bars of wrought ironsteel maker
5,720XNov. 20, 1829E.D. McCord, J. HinesChain wheel
5,721XNov. 20, 1829B.M. SmithPropelling boats by a sculling wheelnautical propulsion apparatus
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