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经营范围
发明名称
SECURITY COMMUNICATION SYSTEM
摘要
申请公布号
JPH09275390(A)
申请公布日期
1997.10.21
申请号
JP19960084372
申请日期
1996.04.08
申请人
HITACHI LTD
发明人
TANAKA NAOKI;NAITO MASAMI;YAJIMA SHUNICHI
分类号
H04K1/02;(IPC1-7):H04K1/02
主分类号
H04K1/02
代理机构
代理人
主权项
地址
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