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Patents Granted on 1838-05-30
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
752May 30, 1838J. AndrewsMachine for mortising timber, &c.mortising machines
755May 30, 1838H. ThurberSawmill-dogsawmill carriages
758May 30, 1838S. KimballMode of Appying Friction to the Yarn-Beams of Power-Loomslooms
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