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发明名称
COUNTER CIRCUIT
摘要
申请公布号
JPH01133417(A)
申请公布日期
1989.05.25
申请号
JP19870292957
申请日期
1987.11.18
申请人
NEC CORP
发明人
OOTAWA MASAYUKI
分类号
H03K21/00;H03K23/66
主分类号
H03K21/00
代理机构
代理人
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地址
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