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发明名称
摘要
申请公布号
JP3084534(B2)
申请公布日期
2000.09.04
申请号
JP19910054037
申请日期
1991.02.26
申请人
发明人
分类号
A62C35/20;A62C35/68;E21F11/00;F16K31/126;(IPC1-7):A62C35/20
主分类号
A62C35/20
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