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经营范围
发明名称
MUSIC TONE GENERATOR
摘要
申请公布号
GB2055500(A)
申请公布日期
1981.03.04
申请号
GB19800031134
申请日期
1980.01.31
申请人
CALFAX INC
发明人
分类号
G10H7/00;(IPC1-7):G10H5/10;G01H7/00
主分类号
G10H7/00
代理机构
代理人
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地址
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