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Patents 1 - 15 of 253
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NX-2,640Jul. 05, 1816N. RockwellMill for grinding, washing, etc, gold and silver oresore processing apparatus
NX-2,904Jan. 28, 1818A.D. Leroyunknown
NX-3,033Dec. 03, 1818J. Adams, L. GoodrickPloughplows or ploughs
NX-3,105May 15, 1819L. ForresterFamily spinner and bobbin winderspinner
NX-3,150Dec. 15, 1819S. HawesCarpenters Squarecarpenter squares
NX-3,408Nov. 22, 1821B. FennyPlough for covering corn, etc.plows or ploughs
NX-3,708Jun. 05, 1823T.D. BurrallMachine for cleaning clover seedclover hullers
NX-3,721Jul. 01, 1823u. unknownPlowplows or ploughs
NX-3,740Aug. 21, 1823D. BerrienExtinguishing fires in chimneysfire extinguishers
NX-3,741Aug. 21, 1823u. unknownGold Washingore processing apparatus
NX-3,742Aug. 21, 1823N. BarrettMachine for hulling graingrain hullers
NX-3,743Aug. 21, 1823u. unknownFurnacehousehold tools
NX-3,744Aug. 21, 1823L. GilletBacks for forges and furnacesforges
NX-3,745Aug. 21, 1823u. unknownSpinning Machinespinner
NX-3,746Aug. 29, 1823u. unknownThresherthreshers or thrashers
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