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经营范围
发明名称
GAS METER
摘要
申请公布号
JPH10318815(A)
申请公布日期
1998.12.04
申请号
JP19970128949
申请日期
1997.05.19
申请人
RICOH ELEMEX CORP
发明人
IWATA SEIICHI;HAYASHIMA NARUTAKA;SATO SHIGEMASA;TAKAMIYA TOSHIYUKI
分类号
G01F1/20;G01F1/68;G01F7/00;G01F15/07;(IPC1-7):G01F7/00
主分类号
G01F1/20
代理机构
代理人
主权项
地址
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