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All Patents in class 72/179
Patents 1 - 13 of 13
First set of recordsLast set of records
NumberDatePatenteeTitleType
6,618XJul. 20, 1831E.M. ConverseMachinery for Manufacturing Tin Waresheet metal
8,311XJul. 12, 1834H. MillsManufacturing plates for gun barrelsgunsmith
70,917Nov. 12, 1867O.W. StowImproved Machine for Flanging and Wiring Metallic Platestinsmith
244,250Jul. 12, 1881W.W. JonesMachine for making rims for metal vesselssheet metal flanging machines
327,173Sep. 29, 1885E.M. JewettStave-bending machinebarrel making machines
471,407Mar. 22, 1892W.C. WestawayMachine for Rolling Sheet Metal into Curved Formssheet metal bending machines
547,750Oct. 08, 1895M.A. ClennamMetal Cutting and Folding Machinesheet metal
642,612Feb. 06, 1900F.J. Kleber, L.P. KleberMachine for Making Articles of Sheet Metalstamping presses
1,091,161Mar. 24, 1914C.T. PrattProducing armored cable
1,486,977Mar. 18, 1924B.J. LindgrenCorrugating machine
1,585,696May 25, 1926H.C. SmithRollsheet metal bending machines
1,588,817Jun. 15, 1926H.C. SmithBending Machinesheet metal bending machines
1,774,155Aug. 26, 1930L.S. PlatouSheet Metal Working Machinesheet metal
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