Patents for Samuel P. Benson


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Patents for Samuel P. Benson
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	542	Dec. 29, 1837	H.A. Pitts, J.A. Pitts	Machine for Thrashing and Separating Grain
	3,497	Mar. 20, 1844	L. Whitman, E. Whitman, Jr.	Threshing-machine