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Patents Granted on 1849-04-10
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
6,281Apr. 10, 1849W. HuntSafety pinsewing tools
6,283Apr. 10, 1849P. BryantInstrument for drawing spikesnail extractors
6,294Apr. 10, 1849H. KnowlesPlaning-machinewood planers
6,296Apr. 10, 1849L. StockwellMachinery for dressing shinglesshingle machines
6,301Apr. 10, 1849F.J. LaubereauAir Enginehot air engines
6,304Apr. 10, 1849W.H. BlyeBeveling Planeplane fences
6,305Apr. 10, 1849N.C. Sanford, L.B. SmithMachine for regulating the twist and diameter of screw-augerstool making machines
6,309Apr. 10, 1849H. LawPlaning-machinewood planers
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