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发明名称
摘要
申请公布号
JPS5715270(Y2)
申请公布日期
1982.03.30
申请号
JP19810047792U
申请日期
1981.04.02
申请人
发明人
分类号
D03C3/00;D03C3/16;D03C3/32;(IPC1-7):D03C3/16
主分类号
D03C3/00
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代理人
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