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发明名称
ROHR ZUR KONTROLLE UNTERIRDISCH VERLEGTER ROHRNETZE, INSBESONDERE GASLEITUNGEN.
摘要
申请公布号
DE1827817(U)
申请公布日期
1961.03.09
申请号
DE196000B3176U
申请日期
1960.10.29
申请人
BRUEDER MANNESMANN-INDUSTRIEBEDARF-K.G.
发明人
分类号
主分类号
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