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发明名称
摘要
申请公布号
JPS4733272(U)
申请公布日期
1972.12.14
申请号
JP19710035498U
申请日期
1971.05.04
申请人
发明人
分类号
D03D15/04;D03D15/12;(IPC1-7):D03D15/04
主分类号
D03D15/04
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代理人
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