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经营范围
发明名称
DEVICE FOR DETECTING SHIFT OF SINGING VOICE
摘要
申请公布号
JPS5521066(A)
申请公布日期
1980.02.14
申请号
JP19780094208
申请日期
1978.08.01
申请人
发明人
分类号
G09B15/00;G10G7/00;G10G7/02;G10L11/00
主分类号
G09B15/00
代理机构
代理人
主权项
地址
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