Smartphone – Wikipedia
The history of smartphones: timeline | Smartphones | The Guardian
Wie alles begann: Die Geschichte des Smartphones - channelpartner.de
The iPhone Wasn't the First Smartphone. Here's How It Managed to Change the World | Inc.com
Before IPhone and Android Came Simon, the First Smartphone - Bloomberg
Google, Apple, Samsung, BlackBerry: Cellphones that no longer exist
World's first 'smartphone' celebrates 20 years - BBC News
World's First Smartphone Simon Launched Before iPhone
World's First Smartphone Simon Launched Before iPhone
Royole Flexpai: Irres Smartphone-Tablet mit faltbarem 7,8"-Display
iPhone: The Complete History—and What's Next | WIRED
Smartphone History: Impact of Mobile Devices Through Time | Arrow.com | Arrow.com
A (Mostly) Quick History of Smartphones - Cellular Sales
What was the first smartphone?
IBM created the world's first smartphone 25 years ago | World Economic Forum
The smartphone is turning 25: here's how far it's come -- Verdict
IBM created the world's first smartphone 25 years ago | World Economic Forum
7 Gadgets, die zu Beginn genauso teuer wie Falt-Smartphones waren
Mobiltelefon – Wikipedia
Vor 10 Jahren wurde das erste iPhone verkauft
The smartphone is turning 25: here's how far it's come -- Verdict
Who invented the first smartphone? What is the evolution of the smartphone? - Quora
Smartphone History - The First Smartphone | SimpleTexting
Was the first touchscreen phone an LG Prada, but not iPhone? - Quora
