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Patents for William H. Halladay Mfg. Co.
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	254,869	Mar. 14, 1882	W.H. Halladay	Saw-sharpening machine
	CA-15,491	Sep. 19, 1882	W.H. Halladay	Improvements on automatic saw-sharpeners
	381,775	Apr. 24, 1888	W.H. Halladay	Saw-sharpening machine

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