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发明名称
VORRICHTUNG ZUR VERBINDUNG VON ROLLADENSTAEBEN.
摘要
申请公布号
DE1688989(U)
申请公布日期
1954.12.09
申请号
DE195400F8100U
申请日期
1954.08.21
申请人
THEO FEST
发明人
THEO FEST
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主分类号
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