Smartphone history: A complete timeline
What Was The First Smartphone? - YouTube
IBM created the world's first smartphone 25 years ago | World Economic Forum
6 Words Invented in the Age of Smartphones | Word Genius
Wie alles begann: Die Geschichte des Smartphones - channelpartner.de
Smartphone History - The First Smartphone | SimpleTexting
25 years of mobile phones: India's journey to becoming world's second-largest smartphone market
Smartphone innovation in the third decade of the 21st century | MIT Technology Review
The smartphone is turning 25: here's how far it's come -- Verdict
Why was the first smartphone invented? - Quora
First Smartphone: Fun Facts About Simon | Time
Die Entwicklung des Handys - Vom ersten Telefon bis zu den heutigen Smartphones | Xiaomi Community
The History of the Cellphone
Gigaset GS4: New smartphone "Made in Germany" comes with wireless charging and removable battery for €229 - NotebookCheck.net News
The invention of mobile phones | Science Museum
Cell phone history: From the first phone to today's smartphone wonders
The smartphone is turning 25: here's how far it's come -- Verdict
World's first 'smartphone' celebrates 20 years - BBC News
History of mobile phones | What was the first mobile phone?
IPhone | Definition, History, & Facts | Britannica
On the Origin of the Smartphone – Product Evolution
When did smartphones get so smart? - intechnologySmartCities
World's first 'smartphone' celebrates 20 years - BBC News
