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经营范围
发明名称
REMOTE SWITCH SYSTEM
摘要
申请公布号
JPH02116295(A)
申请公布日期
1990.04.27
申请号
JP19880268236
申请日期
1988.10.26
申请人
HITACHI LTD
发明人
AIZAWA TAKEJI
分类号
H04J3/00;H04Q11/04
主分类号
H04J3/00
代理机构
代理人
主权项
地址
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