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发明名称
NADELLAGER MIT EINGEBAUTER FILZRINGABDICHTUNG.
摘要
申请公布号
DE1749816(U)
申请公布日期
1957.08.01
申请号
DE1957D013883U
申请日期
1957.03.20
申请人
DUERKOPPWERKE AKTIENGESELLSCHAFT
发明人
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主分类号
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