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Patents Granted on 1880-07-20
Patents 1 - 15 of 16
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NumberDatePatenteeTitleType
RE9,303Jul. 20, 1880J.F. AllenBalanced valvesteam engine valves
RE9,309Jul. 20, 1880E.J. SumnerLumber-drier
RE9,310Jul. 20, 1880J.S. BirchImprovement in an Adjustable Holding Device and Watch-Keyself-adjust wrenches
230,110Jul. 20, 1880A. CunninghamClapboard-machineclapboard machines
230,111Jul. 20, 1880A. CunninghamClapboard-machineclapboard machines
230,112Jul. 20, 1880A. CunninghamClapboard-machineclapboard machines
230,127Jul. 20, 1880W. GoodwinCarpenter's Gagemarking gauges
230,129Jul. 20, 1880W. HillTicket Punchpliers
230,158Jul. 20, 1880R.H. ThurstonMachine for testing lubricantstesting machines
230,164Jul. 20, 1880D. AlmondFur-mixer or deviling-machinehat making machines
230,175Jul. 20, 1880C. BryantCircular sawing machinetablesaws
230,180Jul. 20, 1880J.H. DorganHorseshoe Machinehorseshoe making machines
230,189Jul. 20, 1880W. LangnerCoffee Roastercoffee roasters
230,253Jul. 20, 1880H. DüdeckEngine Latheengine lathes
230,270Jul. 20, 1880J.H. Coleman, J.M. HallAttachment for a Wrenchaxle nut wrenches that lock nut to wheel hub
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