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发明名称
EXCHANGE TYPE KEYBOARD
摘要
申请公布号
JPS5884338(A)
申请公布日期
1983.05.20
申请号
JP19820108576
申请日期
1982.06.25
申请人
MATTEL INC
发明人
REIMONDO JIYON GUROSU;FUREDORITSUKU UIRUFURETSUDO HOTSUGU
分类号
G06F3/02;G06F3/023;H01H13/02
主分类号
G06F3/02
代理机构
代理人
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