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经营范围
发明名称
CENTRALIZED METERING SYSTEM
摘要
申请公布号
JPH043692(A)
申请公布日期
1992.01.08
申请号
JP19900104703
申请日期
1990.04.20
申请人
RICOH ELEMEX CORP
发明人
KATO KAZUHIRO
分类号
H04Q9/00;(IPC1-7):H04Q9/00
主分类号
H04Q9/00
代理机构
代理人
主权项
地址
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