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发明名称
ELECTRONIC DESKKTOP CALCULATOR
摘要
申请公布号
JPS562057(A)
申请公布日期
1981.01.10
申请号
JP19790075595
申请日期
1979.06.18
申请人
CANON KK
发明人
YAMATAKA AKIHIRO
分类号
G06F15/02
主分类号
G06F15/02
代理机构
代理人
主权项
地址
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