Friedrich (fritz) Wilhelm Brandtner ( 1896 - 1969 ) was a Canadian painter. Friedrich (fritz) Wilhelm Brandtner s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 6500 USD for UNTITLED (ABSTRACTION) in 2003 to 69586.37 USD for INTERIOR in 2012 , based on the size and medium of the artwork.