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All Patents in class 415/164
Patents 1 - 4 of 4
First set of recordsLast set of records
34,150Jan. 14, 1862J. LeffelImproved water-wheelturbine water wheels
RE1,792Oct. 11, 1864J. LeffelImprovement in cases for water-wheelsturbine water wheels
220,034Sep. 30, 1879J.S. RechardTurbine Water-Wheelturbine water wheels
289,169Nov. 27, 1883L.B. SwartwoutWater-wheelturbine water wheels
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