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发明名称
Means for teaching music
摘要
申请公布号
US3069959(A)
申请公布日期
1962.12.25
申请号
US19600020150
申请日期
1960.04.05
申请人
JEAN FOUFOUNIS;CHANTEL FOUFOUNIS
发明人
FOUFOUNIS JEAN;FOUFOUNIS CHANTEL
分类号
G09B15/08
主分类号
G09B15/08
代理机构
代理人
主权项
地址
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