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发明名称
摘要
申请公布号
JPH0438405(U)
申请公布日期
1992.03.31
申请号
JP19900080355U
申请日期
1990.07.27
申请人
发明人
分类号
E03F3/04;B28B7/30;B28B21/88;(IPC1-7):B28B7/30
主分类号
E03F3/04
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代理人
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