Patents Granted on 1831-08-01


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Patents Granted on 1831-08-01
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
6,680X	Aug. 01, 1831	I. Jennings	Lamp for burning evaporable ingredients	household tools
6,681X	Aug. 01, 1831	C. Miles, A. Mallory	Uniting cast iron with steel	steel maker