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发明名称
AUTOMATIC DRAIN VALVE HAVING SAFETY VALVE
摘要
申请公布号
JPH02186174(A)
申请公布日期
1990.07.20
申请号
JP19890199988
申请日期
1989.08.01
申请人
NOHMI BOSAI LTD
发明人
KANAI TAKUMI
分类号
A62C35/20;F16K17/04;F16K17/34
主分类号
A62C35/20
代理机构
代理人
主权项
地址
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