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经营范围
发明名称
摘要
申请公布号
JPS63160956(U)
申请公布日期
1988.10.20
申请号
JP19870051883U
申请日期
1987.04.06
申请人
发明人
分类号
B04C5/10;B04C5/103;B04C5/12;B04C5/13;B04C5/28;B04C11/00;(IPC1-7):B04C5/103
主分类号
B04C5/10
代理机构
代理人
主权项
地址
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