This menu was designed by Norm Cox for the Xerox Star, the world’s first graphical user interface. He’s the co-founder of Cox & Hall and has been an interaction/experience design consultant since 1982. He also happened to design the document icon for the same interface. After Xerox Star, however, the icon disappeared for quite some time.

Quelle: 3 Good Reasons Why You Might Want to Remove that Hamburger Menu from Your Product