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经营范围
发明名称
GAS METER
摘要
申请公布号
JPH1114424(A)
申请公布日期
1999.01.22
申请号
JP19970169059
申请日期
1997.06.25
申请人
TOKYO GAS CO LTD
发明人
SAKAI KATSUTO;SATO SHINICHI
分类号
G01F1/20;G01F3/22;(IPC1-7):G01F3/22
主分类号
G01F1/20
代理机构
代理人
主权项
地址
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