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发明名称
摘要
申请公布号
BE731488(A)
申请公布日期
1969.09.15
申请号
BED731488
申请日期
1969.04.14
申请人
发明人
分类号
B29C55/16;B29C55/28
主分类号
B29C55/16
代理机构
代理人
主权项
地址
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