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Patents Granted on 1850-03-??
Patents 1 - 13 of 13
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,133Mar. 05, 1850G. BonwileMachine for planing slats for blindswindowblind machines
7,143Mar. 05, 1850J. MacGregor, Jr.Heating-furnace
D270Mar. 12, 1850W.P. Cresson, D. Stuart, P. SeibertDesign for cast iron parlor air-tight stove
7,156Mar. 12, 1850J.T. BruenCutting figures in relief on woodspecialty woodworking machines
7,162Mar. 12, 1850A. FessendenMachinery for making pill-boxesbox making machines
7,167Mar. 12, 1850G. HotchkissNoddle-iron for sawmillsreciprocating sawmills
7,178Mar. 12, 1850J. Culbertson, E. WilliamsMachine for Giving Increased Twist in Cutting Riflesrifling machines
GB-185,013,004Mar. 12, 1850J. NasmythObtaining and applying heat
D271Mar. 19, 1850W.P. Cresson, D. Stuart, P. SeibertDesign for air-tight parlor stove
7,181Mar. 19, 1850J.B. ChatainMachine for planing ornamental moldingsmolders
7,185Mar. 19, 1850S. FahrneyTool for preparing hubs for boxesdrilling and boring
NS-11Mar. 21, 1850J.W. RossFor the manufacture or composition of artificial slate
7,211Mar. 26, 1850R. CookSmoke Consuming Tuyere
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