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Patents for L. S. Heald & Son
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	567,135	Sep. 08, 1896	L.S. Heald	Rotary cutter
	630,536	Aug. 08, 1899	L.S. Heald, J.N. Heald	Drill-grinding machine

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