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Patents Granted on 1798-12-14
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
218XDec. 14, 1798R. PealeMethod of preserving vessels from wormsboats and ships
219XDec. 14, 1798W. BanksImprovement in making breadmanufacturing processes
220XDec. 14, 1798D. WilkinsonMachine for cutting screwsscrew machines
221XDec. 14, 1798C. AustinImprovement in manufacturing papermanufacturing processes
222XDec. 14, 1798M. ReevePipe and pump for conveying waterwater pumps
223XDec. 14, 1798S. ColverMachine for cleaning docks and harborsnautical apparatus
224XDec. 14, 1798S. ColverMachine for heaving down vessels, raising weights, etc.
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