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Patents for Sylvia Boron
Patents 1 - 5 of 5
First set of recordsLast set of records
878,673Feb. 11, 1908D.E. RowlandWrenchalligator wrenches
981,234Jan. 10, 1911J.F. WrightImprovement in Wrenchespipe wrenches
998,211Jul. 18, 1911A.O. SlentzLifting-jackautomobile mechanic
1,100,760Jun. 23, 1914S. MorelliPipe Cutting Toolpipe cutting machines
1,121,675Dec. 22, 1914A.O. SlentzPower slip-joint-forming machinesheet metal flanging machines
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