Patents Granted on 1831-03-28


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Patents Granted on 1831-03-28
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
6,437X	Mar. 28, 1831	A.G. Bill, G. Spalding	Loom for weaving, webbing, tape, etc.	looms
6,438X	Mar. 28, 1831	J.K. Casey	Instituting and drawing lotteries