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Patents Granted on 1830-__-__
Patents 1 - 15 of 571
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NumberDatePatenteeTitleType
5,859XJan. 04, 1830J. FinlayWheels iron, for rail road carriagescarriage wheels
5,770XJan. 06, 1830E. CadyWeighing boats and cargoes, called the tonnage meterscales and balances
5,771XJan. 08, 1830J. PierpontDoric fire place
5,772XJan. 09, 1830J.C. SmithGrist millgrist mills
5,773XJan. 11, 1830W.E. ArnoldWashing machinewashing machines
5,774XJan. 13, 1830T. BordenImprovement in plowsplows
5,775XJan. 13, 1830J.H. ConklinImprovement in cast iron plow-pointsplows
5,776XJan. 15, 1830A.D. ArmstrongPlowplows
5,777XJan. 15, 1830P. CornellKnife sharpener
5,778XJan. 15, 1830J. Gorgasmachine for shelling clover seedmiller
5,779XJan. 15, 1830E. PerkinsBlister plaister
5,780XJan. 15, 1830J. Smith, S.C. WhistlerSeparating and grinding goldore processing apparatus
5,781XJan. 18, 1830W. CoffieldMode of catchnig ducks
5,782XJan. 18, 1830J. Myers, C. TiersTiller wheel
5,783XJan. 18, 1830A. WatsonExcavatorexcavators
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