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发明名称
COMMUNICATION SYSTEM EQUIPMENT
摘要
申请公布号
JPH04207431(A)
申请公布日期
1992.07.29
申请号
JP19900334130
申请日期
1990.11.30
申请人
HITACHI CHEM CO LTD
发明人
NOGUCHI TAKESHI;HASHIMOTO MASAHIKO;IKEI MITSURU
分类号
H04Q9/00;H04L12/40
主分类号
H04Q9/00
代理机构
代理人
主权项
地址
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