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经营范围
发明名称
GROUP PLAYING LEARNING SYSTEM
摘要
申请公布号
JPS5552085(A)
申请公布日期
1980.04.16
申请号
JP19780124655
申请日期
1978.10.12
申请人
NIPPON MUSICAL INSTRUMENTS MFG
发明人
OGURA HIDEO;KUNII TAKASHI
分类号
G09B15/00
主分类号
G09B15/00
代理机构
代理人
主权项
地址
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