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Patents 1 - 15 of 256
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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-3,150Dec. 15, 1819S. HawesCarpenters Squarecarpenter squares
NX-3,721Jul. 01, 1823u. unknownPlowplows or ploughs
NX-3,743Aug. 21, 1823u. unknownFurnacehousehold tools
NX-3,744Aug. 21, 1823u. unknownGold Washing
NX-3,745Aug. 21, 1823u. unknownSpinning Machinespinner
NX-3,746Aug. 29, 1823u. unknownThresherthreshers or thrashers
NX-3,753Sep. 19, 1823u. unknownSpinning Machinespinner
NX-3,856Sep. 19, 1823D. JohnsonMachine for boring holes in chairsdrilling and boring
NX-3,797Dec. 31, 1823u. unknownChain
NX-3,817Feb. 13, 1824u. unknownWashing Machinewashing machines
NX-3,818Feb. 19, 1824u. unknownRocking sofa chairchairs
NX-3,819Feb. 20, 1824B. FennyPlough for covering corn, etc.plows or ploughs
NX-3,828Mar. 11, 1824T. Williamsunknown
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