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1937: Bell Laboratories scientist George Stibitz uses relays for a demonstration adder

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1937: Bell Laboratories scientist George Stibitz uses relays for a demonstration adder

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Called it the “Model K” Adder

Applied Boolean logic

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1940: The Complex Number Calculator (CNC) is completed

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1940: The Complex Number Calculator (CNC) is completed

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Stibitz demonstrated the CNC at an American Mathematical Society conference

It was likely the first example of remote access computing.

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One of the first commercially produced computers

It was intended for high-speed computing

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1960: 
Ed Fredkin at DEC PDP-1

DEC PDP-1 introduced

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1960: 
Ed Fredkin at DEC PDP-1

DEC PDP-1 introduced

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It sold for $120,000 and includes a cathode ray tube graphic display

More than 50 PDP-1s were sold

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1970: Amdahl Corporation introduces the Amdahl 470

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1970: Amdahl Corporation introduces the Amdahl 470

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Gene Amdahl, father of the IBM System/360, starts his own company

It was the company’s first product

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Intended to be a less expensive alternative to the PET

Highly success

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Japan's SoftBank introduces the first camera phone

The J-Phone line would quickly expand

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Since the release of the Macintosh in 1984, Apple has placed emphasis on high-resolution graphics and display technologies

The Retina display became standard on most of the iPad, iPhone, MacBook, and Apple Watch product lines.

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Codenamed "Sawmill," it was the first hard disk drive to use magneto-resistive heads

Magneto-resistive heads gave the 9345 an advantage over its competitors