Smartphone history: A complete timeline
IBM created the world's first smartphone 25 years ago | World Economic Forum
IBM created the world's first smartphone 25 years ago | World Economic Forum
World's First Smartphone Simon Launched Before iPhone
The Evolution of the Smartphone, From IBM's Simon to Samsung's Galaxy Fold - TheStreet
Cell phone history: From the first phone to today's smartphone wonders
The Evolution of the Smartphone, From IBM's Simon to Samsung's Galaxy Fold - TheStreet
Smartphone History - The First Smartphone | SimpleTexting
Smartphone History: The Timeline of a Modern Marvel
Smartphone History - The First Smartphone | SimpleTexting
The History of the Smartphone - Mobile Industry Review
Mobile phone - Wikipedia
History of mobile phones | What was the first mobile phone?
World's First Smartphone Simon Launched Before iPhone
On the Origin of the Smartphone – Product Evolution
History of mobile phones | What was the first mobile phone?
Man who invented mobile phone uses iPhone, Apple Watch, upgrades to new one every year | Tech News
The history of smartphones: timeline | Smartphones | The Guardian
What was the first smartphone?
On the origin of the smartphone - Fifteen Eighty Four | Cambridge University Press
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
World's First Smartphone Simon Launched Before iPhone
The World's First Flexible Smartphone Has Just Been Invented
 "iPhones: Five things Apple introduced that other smartphone brands copied")
iPhones: Five things Apple introduced that other smartphone brands copied
Smartphone | Camera, Battery Life & Storage | Britannica
