That list will include the Nokia 3310 'brick phone' to the Nokia 8810 'banana phone' from The Matrix. Still, we're actually more intrigued by the "previously unseen ideas, prototypes and processes ...
The user interface itself is definitely a throw-back though. The Nokia 3310 screen boasts a whopping 84×48 pixel monochrome area. There are four buttons serving as a d-pad, and two as action buttons.