This logo’s beauty is based on the importance of its empty spaces inside the body’s shape.
AT&T is surely a promising candidate between classic logos, due to its accuracy in terms of weight and shapes.
The key to success of AT&T is the stength of its color range, that breaks the space turning it into main protagonist.
Excellent equilibrated logo blunt with thin line.
AT&T is a perfect sample of how a logo turns up to be a clear distinctive of its brand.