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发明名称
COUNTER CIRCUIT
摘要
申请公布号
JPH02220517(A)
申请公布日期
1990.09.03
申请号
JP19890041107
申请日期
1989.02.21
申请人
NEC CORP
发明人
KOTO CHIYUKI
分类号
H03K21/38;H03K23/00;H03K23/40;H03K23/58
主分类号
H03K21/38
代理机构
代理人
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地址
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