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Patents for Theophilus Derington
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	41,368	Jan. 26, 1864	T. Derington	Improvement in lathes for turning spokes
	57,099	Aug. 14, 1866	T. Derington	Improvement in lathes for turning wagon-spokes

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