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The first handheld mobile phone was demonstrated by Martin Cooper of Motorola in New York City on 3 April 1973, using a handset weighing c. 2 kilograms (4.4 lbs). [2] In 1979, Nippon Telegraph and Telephone (NTT) launched the world's first cellular network in Japan. [3] In 1983, the DynaTAC 8000x was the first commercially available handheld ...
Handphone (Korean: 핸드폰; RR: Haendeupon; MR: Haendŭp'on) is 2009 South Korean crime thriller directed by Kim Han-min. [2] [3] Based on a screenplay by Kim Mi-hyeon, it stars Uhm Tae-woong, Park Yong-woo, Park Sol-mi and Lee Se-na in lead roles. The soundtrack of the film was composed by Kim Jun-seong.