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经营范围
发明名称
WATER STOP ALARM
摘要
申请公布号
JPS5725580(A)
申请公布日期
1982.02.10
申请号
JP19800097529
申请日期
1980.07.18
申请人
HITACHI LTD
发明人
TAKAHASHI HIDENOBU
分类号
F16K21/18;F16K37/00
主分类号
F16K21/18
代理机构
代理人
主权项
地址
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