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Patents Granted on 1812-06-06
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,749XJun. 06, 1812J. Richardson, B. StoutGrinding and packing barkbark processing machines
1,750XJun. 06, 1812E.G. Griffin, H.S. HolladayMachine for bowing wool for hattershatter
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