Patents for Benjamin Hall


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Patents for Benjamin Hall
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	1,229X	Mar. 08, 1810	B. Hall	Ship carpenter's boring machines
	1,230X	Mar. 08, 1810	B. Hall	Mitre point borer
	2,126X	May 13, 1814	B. Hall	Still and condenser