Patents for Henry Hayes


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Patents for Henry Hayes
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	2,440X	Feb. 24, 1816	H. Hayes	Nail machine
	15,652	Sep. 02, 1856	H. Hayes	Method of boring and mortising hubs
	GB-191,420,846	Sep. 09, 1915	H. Hayes	Improvements in the manufacture of springs