Patents for Frank Hamilton


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Patents for Frank Hamilton
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	89,019	Apr. 20, 1869	A.P. Brown	File Holder
	196,893	Nov. 06, 1877	F. Hamilton	Improvement in hanging circular saws
	616,059	Dec. 13, 1898	F. Hamilton, J. Madlehner	Explosive Gas Engine