Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents Granted on 1820-08-??
Patents 1 - 10 of 10
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,221XAug. 03, 1820J. DenealeInstrument for mapping landssurveyor
3,222XAug. 03, 1820R.P. CunninghamSpiral helm wheel
3,223XAug. 12, 1820L. ThwingMachinery for passing boats up rapidsnautical propulsion apparatus
3,224XAug. 12, 1820J. ChittendenLocks and latches, etc.household tools
3,225XAug. 12, 1820N. Haight, J. HaightMaking ingrained carpeting
3,226XAug. 15, 1820B. Cox (B. C. Hadley)Washing machinewashing machines
3,227XAug. 16, 1820D. Sellers, N. SellersWire screens for cleaning ricemiller
3,228XAug. 22, 1820A. ShattuckThrashing machinemiller
3,229XAug. 23, 1820J. GillaspieSmut machinemiller
3,230XAug. 30, 1820F. Class, R. BerrianOpen circular stove or fire placestoves
Toggle print mode
Show pictures

Copyright © 2002-2024 - DATAMP