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My first calculator
Blaise Pascal - Pascaline, also called Arithmetic Machine, the first calculator or adding machine to be
produced in any quantity and actually used. The Pascaline was designed and built by the French
mathematician-philosopher Blaise Pascal between 1642 and 1644. -
Tetris game
Tetris is a tile-matching video game created by Russian software engineer Alexey Pajitnov in 1984 for the Electronical 60 computer. It has been published by several companies, most prominently during a dispute over the appropriation of the rights in the late 1980s. -
Nokia cellphone
The world's first mass produced phone that used the new GSM digital standard, the Nokia 1011 was 'available in any colour, as long as it's black'. the founders names are Fredrick Idestam, Leo Mechelin, and Eduard Polon. -
TV and DVD player
Philo Farnsworth, in full Philo Taylor Farnsworth II, (born August 19, 1906, Beaver, Utah, U.S.—died March 11, 1971, Salt Lake City, Utah), American inventor who developed the first all-electronic television system. The DVD itself may have been a novel piece of software to the public, the actual laser disc technology was invented by David Paul Gregg and James Russell in 1958, nearly 40 years before the first DVDs were released to the public. -
Laptop
Adam Osborne built the first laptop in 1981 and named it "Osborne 1." Back then, it was priced at nearly $2,000 and came with a small built-in computer screen.