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发明名称
摘要
申请公布号
FR1557807(A)
申请公布日期
1969.02.21
申请号
FRD1557807
申请日期
1967.12.19
申请人
发明人
分类号
B29C44/04;B29C44/32
主分类号
B29C44/04
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