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发明名称
METHOD AND DEVICE FOR MONITORING LEAKAGE OF GAS PIPING
摘要
申请公布号
JPH10281921(A)
申请公布日期
1998.10.23
申请号
JP19970088094
申请日期
1997.04.07
申请人
HITACHI LTD;TOKYO GAS CO LTD;HITACHI ENG & SERVICES CO LTD
发明人
UENO YUICHIRO;SENOO MAKOTO;YANAGIBASHI MINORU;KATO SHUICHI;WAKASA KIYOUSUKE
分类号
G01M3/24;(IPC1-7):G01M3/24
主分类号
G01M3/24
代理机构
代理人
主权项
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