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发明名称
RINGSCHIEBERVERTEILER FUER ROHRLEITUNGEN, INSBESONDERE FUER FALLROHRE IN MUEHLEN UND AEHNLICHEN BETRIEBEN UND ZUR UMLEITUNG VON LUFT IN ZWEI ODER MEHRERE ROHRLEITUNGEN.
摘要
申请公布号
DE1712394(U)
申请公布日期
1955.12.08
申请号
DE195500J4549U
申请日期
1955.09.22
申请人
FRIEDRICH JACOB & SOEHNE
发明人
分类号
主分类号
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