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Patents Granted on 1847-12-__
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
5,380Dec. 04, 1847C. WoosterGage Used in Finishing Spiral Hand-Railscarpenter
5,389Dec. 11, 1847A.W. WhitneySheet-Metal Roller Toolsheet metal
5,394Dec. 11, 1847J.W. CochranMill for sawing warped or curved surfacesreciprocating saws
5,398Dec. 18, 1847W. HoveyMachinery for Grinding Knives which have Warped Sufacestool grinders
GB-184,711,767Dec. 24, 1847R. WilsonSteam Hammersteam hammers
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