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Patents for Aurora Automatic Machinery Co.
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,099,392Jun. 09, 1914R.A. NorlingPneumatic-turbine drillpneumatic tools
1,105,669Aug. 04, 1914R.A. Norling, A. LevedahlRivet-set retainerpneumatic tools
1,142,357Jun. 08, 1915R.A. NorlingTransmission gearinghandheld power drills
1,158,543Nov. 02, 1915R.A. NorlingElectric drillhandheld power drills
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