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Patents for David Baldwin
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	6,098X	Oct. 01, 1830	D. Baldwin	Friction rollers
	612	Feb. 21, 1838	S. Shepherd, D. Baldwin	Matcher
	12,118	Jan. 02, 1855	D. Baldwin	Feeding paper to printing presses and ruling machine

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