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Patents Granted on 1862-09-09
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
36,389Sep. 09, 1862C. BallImprovement in Hammershammers
36,392Sep. 09, 1862J.P. BlakeImprovement in machinery for making sewing-machine needles
36,435Sep. 09, 1862B. ZurnImproved sawing-machine adapted for the use of the auger and chiselmortising machines
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