napisz biografie Dr. Martina Coopera (na 50 słów po angielsku) DR MARTIN COOPER -moblie phone-chicago-USA 26 december, 1928 Illionis Institute og Technology-Electrian Engineering-1950 Motorola-1954-portable products April 3,1973-first person - make-call-mobile phone watch Star Trek-develop-mobile phone TO BYŁO W KSIĄŻCE I NA PODSTAWIE TEGO MA BYĆ BIOGRAFIA
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On 26 Decmber in 1928 in Chicago Dr.Martin Cooper made first mobile phone. He was electric of illinois institue of technology. In 1950 He bacame engineering. in 1954 Motorola was portable product. On 3d of April in 1973 first person made call on mobile phone. Star Trek developed mobile phones