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发明名称
摘要
申请公布号
JPS63173577(U)
申请公布日期
1988.11.10
申请号
JP19870066793U
申请日期
1987.05.06
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发明人
分类号
F16K37/00;(IPC1-7):F16K37/00
主分类号
F16K37/00
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