Patents Granted on 1812-03-19


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Patents Granted on 1812-03-19
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
1,687X	Mar. 19, 1812	J. Goulding	Thrashing machine	miller
1,688X	Mar. 19, 1812	G.M. Broun (Brown)	Machine for separating grain and seeds by rubbing	miller