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发明名称
摘要
申请公布号
JPS4886115(A)
申请公布日期
1973.11.14
申请号
JP19730006531
申请日期
1973.01.12
申请人
发明人
分类号
F16K17/00;B67D1/04
主分类号
F16K17/00
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