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Patents Granted on 1839-07-16
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,241Jul. 16, 1839J.H. Martin, B. RichtmyreMachine for mortising, tenoning, and boring.drilling and boring
1,244Jul. 16, 1839J.H. Hutchinson, F. WalcottMachine for planing lumberwood planers
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