公开(公告)号：USD379984S

公开(公告)日：1997-06-17

申请号：US38012

申请日：1995-04-26

申请人： Toru Funayama ,  Atsushi Kitahara ,  Kan Fukuda ,  Shinichi Midorikawa

设计人： Toru Funayama ,  Atsushi Kitahara ,  Kan Fukuda ,  Shinichi Midorikawa

公开(公告)号：US5109354A

公开(公告)日：1992-04-28

申请号：US502563

申请日：1990-03-30

申请人： Hiromasa Yamashita ,  Haruhiro Kikkawa ,  Kazuya Kiuchi ,  Shinichi Midorikawa ,  Kazuo Nagamachi ,  Satoshi Endoh ,  Yoshiaki Kitamura ,  Hiroaki Yoshida ,  Eiji Takeuchi

发明人： Hiromasa Yamashita ,  Haruhiro Kikkawa ,  Kazuya Kiuchi ,  Shinichi Midorikawa ,  Kazuo Nagamachi ,  Satoshi Endoh ,  Yoshiaki Kitamura ,  Hiroaki Yoshida ,  Eiji Takeuchi

IPC分类号： G06F15/02

CPC分类号： G06F15/0283

摘要： An electronic system pocketbook apparatus includes a foldable and portable main body, an expansion card holder mounted on the main body, a necessary number of expansion cards held by the expansion card holder, and a communicating unit. The main body has a functions of right and left portions coupled by a cover, is folded upon carrying of the main body so that the right portion overlaps the left portion, a folded portion being fastened by a cover clip provided to the cover, and has basic functions of controlling arithmetic operations and display data processing by using an internal controller, data inputting means, and displaying data on a display unit. The communicating unit performs data transmission/reception between the held expansion cards and the main body via the expansion card holder.