00654nam a22001577a 4500 20260522122141.0 9780786458677 (pbk) 621.38456 KLE Klemens, Guy The cellphone : the history and technology of the gadget that changed the world United States of America McFarland & Company 2010 v, 216 p. : ill. ; 23 cm. Includes bibliographical references and index. Biomedical Engineering Telecommunications Mobile telecommunications Digital communication Cellular Technology Analog technology Radio technology Matrices RCST BK 0 0 0 0 GGL GGL 2026-05-17 Gift 0 621.38456 KLE 119657 2026-05-17 14:26:56 1 2026-05-17 BK 62188 62188