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Patents for Calvin S. Greenwood
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	106,006	Aug. 02, 1870	G.A. Watkins	Improvement in saw-table for sawing irregular forms
	119,732	Oct. 10, 1871	W. Aldrich, A.F. Spaulding	Improvement in devices for pressing chair-sets into their frames

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