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摘要
申请公布号
JPS529513(Y2)
申请公布日期
1977.02.28
申请号
JP19710110409U
申请日期
1971.11.25
申请人
发明人
分类号
F16K11/16;F15B5/00;G05D16/04;(IPC1-7):F15B5/00
主分类号
F16K11/16
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