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All Patents in class 415/205
Patents 1 - 4 of 4
First set of recordsLast set of records
6,176XOct. 01, 1830C. WillsonWater wheelwater wheels
8,808XMay 02, 1835T. PierceWater wheel, inclined, floatedwater wheels
4,056May 21, 1845J. LeffelImprovement in water-wheelswater wheels
71,461Nov. 26, 1867A.H. CrozierImprovement in water-wheelswater wheels
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