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发明名称
摘要
申请公布号
JPS478549(Y1)
申请公布日期
1972.04.01
申请号
JP19670038284U
申请日期
1967.05.08
申请人
发明人
分类号
(IPC1-7):F16K11/083
主分类号
(IPC1-7):F16K11/083
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地址
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