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经营范围
发明名称
ELECTRONIC APPARATUS WITH MOVABLE KEYBOARD
摘要
申请公布号
EP0360384(A3)
申请公布日期
1990.08.22
申请号
EP19890306876
申请日期
1989.07.06
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
NOMURA, HIDEO;TAKEMOTO, MOTOJI
分类号
G06F1/16;G06F3/02;(IPC1-7):G06F1/00
主分类号
G06F1/16
代理机构
代理人
主权项
地址
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