Cell phone history: From the first phone to today's smartphone wonders
Who invented the first smartphone? What is the evolution of the smartphone? - Quora
IBM created the world's first smartphone 25 years ago | World Economic Forum
Smartphone | Camera, Battery Life & Storage | Britannica
The smartphone is turning 25: here's how far it's come -- Verdict
Smartphone - Wikipedia
When Was the Smartphone Invented: The Evolution of Communication
Who Invented Smartphone? || 6W1H - YouTube
IBM created the world's first smartphone 25 years ago | World Economic Forum
World's First Smartphone Simon Launched Before iPhone
The first smartphones in the world
Who Really Invented The Smartphone? Steve Jobs. | Mac O'Clock
Who Invented the First Smartphone?
Smartphone History - The First Smartphone | SimpleTexting
World's first 'smartphone' celebrates 20 years - BBC News
Man who invented mobile phone uses iPhone, Apple Watch, upgrades to new one every year | Tech News
Smartphone history: A complete timeline
Smartphone | Camera, Battery Life & Storage | Britannica
Who Really Invented The Smartphone? Steve Jobs. | Mac O'Clock
Steve Jobs Originally Envisioned the iPhone as Mostly a Phone | HISTORY
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Smartphone History: The Timeline of a Modern Marvel
History of mobile phones | What was the first mobile phone?
