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Patents Granted on 1850-09-10
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,629Sep. 10, 1850S. ColtImprovement in revolving chambered fire-armsrevolvers
7,635Sep. 10, 1850S. SpencerImprovement in mortising-machinesmortising machines
7,636Sep. 10, 1850J. ShellenbergerMachine for Scribing Lumber
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