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Patents Granted on 1820-11-??
Patents 1 - 15 of 18
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NumberDatePatenteeTitleType
3,246XNov. 07, 1820W. BurtusImprovement in baking or burning panshousehold tools
3,247XNov. 08, 1820B. Stancliff (Slaucliff), J. Cluley (Cluhy)Improvement on the valve cock
3,248XNov. 08, 1820S.S. EdmonstonMachine for Sweeping Chimneyschimney sweepers
3,249XNov. 08, 1820J. KirkSwinging frame for for facilitating shoeing of horsesblacksmith
3,250XNov. 09, 1820G. Brundage, C. WoodPloughplows
3,251XNov. 14, 1820P. EttienneWind millswind power apparatus
3,252XNov. 16, 1820E. BlakeBee-Hiveapiary apparatus
3,253XNov. 16, 1820E. WalkerSaddlessaddles
3,254XNov. 21, 1820J. BrownWinnowing machinewinnowing machines
3,255XNov. 21, 1820C.G. BarstowMachine for making ramrodsgunsmith
3,256XNov. 22, 1820R. GravesImproved mode of drawing yarns and forming them into readies
3,257XNov. 22, 1820R. GravesMachine for equalizing the strain on yarnsspinner
3,258XNov. 22, 1820R. GravesMachine for making and laying ropesrope maker
3,259XNov. 22, 1820J.J. GiraudMachine for propelling vessels
3,260XNov. 24, 1820J. BrownFan Millmiller
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