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All Patents in class 72/197
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,259XOct. 25, 1832F. PalmerManufacturing nailsnail making machines
41,742Feb. 23, 1864H.K. JonesImprovement in Machines for Stamping Carpenters' Squarestool making machines
224,720Feb. 17, 1880G. ParrMachine for Rolling Chiselsmaking chisels
2,450,041Sep. 28, 1948A.L. GrovesSheet Metal Rolling Machinesheet metal bending machines
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