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发明名称
WATER SEALING TYPE BUTTERFLY VALVE
摘要
申请公布号
JPS52135421(A)
申请公布日期
1977.11.12
申请号
JP19760052505
申请日期
1976.05.07
申请人
KUBOTA LTD
发明人
MIZUTANI MASAKI;TAJIRI KAZUMI
分类号
F16K1/226
主分类号
F16K1/226
代理机构
代理人
主权项
地址
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