The IBM Simon Personal Communicator (simply known as IBM Simon) is a handheld, touchscreen PDA designed by International Business Machines (IBM), and manufactured by Mitsubishi Electric. Although the term “smartphone” was not coined until 1995, because of Simon’s features and capabilities, it has been retrospectively referred to as the first true smartphone.
invented by Konrad Zuse
The Z1 was a motor-driven mechanical computer designed by Konrad Zuse from 1936…
invented by James Martin
In aircraft, an ejection seat or ejector seat is a system designed to rescue…
invented by Soviet Union
Salyut 1 (DOS-1) (Russian: Салют-1) was the world’s first space…
invented by Theodor Kober
A Zeppelin is a type of rigid airship named after the German inventor Count…
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Inventions that changed the world
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