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Patents Granted on 1800-05-??
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
285XMay 06, 1800S. StoneElastic truss for rupturesmedical devices
286XMay 06, 1800J. BiddisEngine for reducing silk, cotton, worsted, cloth, and to their original state to be manufacturedcotton gins
287XMay 08, 1800S. JocelinTime Keeperclockmaker
288XMay 14, 1800J. BrownConstruction of Ships and Vesselsshipwright
289XMay 15, 1800G. HadfieldMachine for making bricks and tilesbrick maker
290XMay 19, 1800E. WestMetal amuletsmedical devices
291XMay 19, 1800T.O. HarrisonMachine for Splitting Hides and Skinssplitting and shearing machinery
292XMay 19, 1800R. SmithMould board plowplows
293XMay 24, 1800W. ShotwellCogs for pulliesindustrial machine pulleys and belt drive mechanisms
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