Patents for A. C. Norton


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Patents for A. C. Norton
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	434,266	Aug. 12, 1890	L. Gray, A.Y. Gray	Brake for horse-powers or speed-regulators
	448,957	Mar. 24, 1891	L. Gray, A.Y. Gray	Attachment for the separators of thrashing-machines