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发明名称
Perfectionnements aux circuits multiplicateurs
摘要
申请公布号
FR1237336(A)
申请公布日期
1960.07.29
申请号
FR19590799254
申请日期
1959.07.03
申请人
ELECTRIC & MUSICAL INDUSTRIES LTD.
发明人
分类号
H04S1/00
主分类号
H04S1/00
代理机构
代理人
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