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发明名称
摘要
申请公布号
NL7201714(A)
申请公布日期
1972.08.11
申请号
NL19720001714
申请日期
1972.02.09
申请人
发明人
分类号
H03J5/02;(IPC1-7):H03J5/00
主分类号
H03J5/02
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代理人
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地址
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