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Patents Granted on 1850-05-21
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
RE170May 21, 1850C. EmmonsImprovement in planing machineswood planers
7,380May 21, 1850E. JenneyMachinery for sawing stavesbarrel making machines
7,381May 21, 1850S. LewisImprovement in machines for sawing wooddrag saws
7,388May 21, 1850S. StevensMachine for Grinding Spiral Knivestool grinders
7,389May 21, 1850T.C. TheakerApparatus for setting logs in sawmillssawmill accessories
7,390May 21, 1850J.D. WhiteLathe for Turningengine lathes
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