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Patents Granted on 1843-07-20
Patents 1 - 3 of 3
First set of recordsLast set of records
3,179Jul. 20, 1843D. NewtonMachine for sawing clapboardsclapboard machines
3,181Jul. 20, 1843R. FrenchSingle Lip Auger Bit & Means of Makingmaking drills and augers
3,184Jul. 20, 1843E. PrattSawing and planing by combining a plane with a sawreciprocating saws
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