A. O. Smith = American Water Heater, Whirpool(Lowe's), GSW, John Wood, American PROLine, U.S. Craftmaster, Maytag, State, Reliance, Penfield and Kenmore(Sears)
Rheem-Ruud's/Richmond = GE
I understand the idea of rebranding.
I ended up with a 50 gallon, 40,000 BTU, 6 year Whirlpool 6th-sense...