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Meet Curta, world's first portable calculator! [Video]
posted September 1 2011 15:28.33 by Giorgos Lazaridis

I saw the video and i got so excited, that i had to know everything about this amazing mechanical calculator. People, i present to you, Curta, world's first portable calculator! And it is completely mechanical! This truly ingenious mechanism is designed to perform math functions like addition, subtraction, multiplication and division, and needs absolutely no external power supply!

The history of this gadget is even more amazing than its functionality. The device was designed by one man in a prison camp, working with paper and pencil!

Watch the following video to learn more!

[Link: rregister]
Tags: history   cool gadget   geometry/mathematics   calculator   crazy story   crazy designs   extreme   omg   insane   mechanical   pioneer   innovations   

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