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发明名称
DREH-KIPPFENSTER
摘要
申请公布号
DE6931927(U)
申请公布日期
1970.01.22
申请号
DE19690031927U
申请日期
1969.08.12
申请人
ADOLF DIETZ
发明人
ADOLF DIETZ
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主分类号
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