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Patents Granted on 1804-04-??
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
541XApr. 12, 1804O. RobertMachine for Breaking and Cleaning Flax and Hempflax and hemp machines
542XApr. 14, 1804E. Parsons, C. WhitingMode of working sheet tintinsmith
543XApr. 14, 1804J. EatonImprovement in Springs for Window Sashesdoor and window hardware
544XApr. 17, 1804M. GarberNail Machinenail making machines
545XApr. 17, 1804J.J. GirandDouble steam bath stillsteam stills
546XApr. 24, 1804P. GottryMachine for Cleaning Flax Seedflax and hemp machines
547XApr. 30, 1804M. WithersClover Hullerclover hullers
548XApr. 30, 1804M. Coates, E. EvansMachine for cutting straw and hayhay or straw cutters
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