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经营范围
发明名称
Méthode constructive pour apprendre le solfège et dispositifs en découlant
摘要
申请公布号
FR1094085(A)
申请公布日期
1955.05.11
申请号
FRD1094085
申请日期
1953.12.17
申请人
发明人
PEUFELHOUX DE
分类号
G09B15/02
主分类号
G09B15/02
代理机构
代理人
主权项
地址
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