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发明名称
摘要
申请公布号
JPS445661(Y1)
申请公布日期
1969.02.28
申请号
JP19650041679U
申请日期
1965.05.27
申请人
发明人
分类号
F16K11/07;F16K13/00;(IPC1-7):F16K11/07
主分类号
F16K11/07
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代理人
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