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发明名称
摘要
申请公布号
SE348677(B)
申请公布日期
1972.09.11
申请号
SE19710002633
申请日期
1971.03.02
申请人
AB OTTO-VERKEN
发明人
NORDQVIST T
分类号
B28B21/84;(IPC1-7):B28B21/84
主分类号
B28B21/84
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代理人
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