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Patents Granted on 1797-__-__
Patents 1 - 15 of 51
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NumberDatePatenteeTitleType
146XJan. 06, 1797J. NazroImprovement in making soap
147XJan. 06, 1797J. NazroExtracting alkali from marine salt and kelp
148XJan. 21, 1797C.W. PealeImprovement in bridges
149XFeb. 16, 1797J. SpenceCutting and Heading Nailsnail making machines
150XFeb. 16, 1797J.F. ManginCutting and Polsihing Marblestonemason
151XFeb. 20, 1797J. McCallmontStovesstoves
152XFeb. 20, 1797S. MullikinScouring or Skinning Ricemiller
153XFeb. 24, 1797R. StuartImprovement in chimneyshousehold tools
154XFeb. 24, 1797J. FowlerImprovement in bridges
155XFeb. 24, 1797J. KerseyHeading and Cutting Nailsnail making machines
156XFeb. 24, 1797L. AllwineImprovement in mixing colours and painting
157XMar. 11, 1797T. HirshStovesstoves
158XMar. 11, 1797W. BookerMachine for Thrashing Wheat, etc.miller
159XMar. 18, 1797S. BettsTide Water Wheelwater wheels
160XMar. 28, 1797N. BriggsImprovement in washing clotheswashing machines
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