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Patents Granted on 1820-12-__
Patents 1 - 15 of 16
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3,264XDec. 07, 1820J. Fisk (Fiske)Combination of improvements on the double speederspinner
3,265XDec. 07, 1820J. Fisk (Fiske)Improvement on no. 1 double speederspinner
3,266XDec. 07, 1820J. Fisk (Fiske)Improvement on no. 2 double speederspinner
3,267XDec. 08, 1820J. Fisk (Fiske)Improvement on no. 3 double speederspinner
3,268XDec. 08, 1820J. Fisk (Fiske)Improvement on no. 4 double speederspinner
3,269XDec. 08, 1820J. Fisk (Fiske)Improvement on no. 5 double speederspinner
3,270XDec. 11, 1820R. HuntMachine for doweling heading for cooperagedowel insertion machines
3,271XDec. 12, 1820D.K. VanVechtenImprovement in raised banding and ornamental binding
3,272XDec. 14, 1820J. Fay, J. SeaverCast iron ploughplows or ploughs
3,273XDec. 16, 1820G.P. DiggesApplication of the oil of cotton seed for all the purposes of linseed oil
3,274XDec. 21, 1820T.J. BondIron boats for navigating riversboats and ships
3,275XDec. 30, 1820P. MoodyDouble speederspinner
3,276XDec. 30, 1820J. FisherMachinery for sleighs
3,277XDec. 30, 1820E. Hardy, S. HardyReel for spinning and making tobaccotobacco machinery
3,278XDec. 30, 1820H. AllenCurrent and tide mill
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