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发明名称
DUENNWANDIGER ROHRFOERMIGER FUELLKOERPER ZUR HERSTELLUNG VON HOHLRAEUMEN IN PLATTENFOERMIGEN BETONBAUTEILEN.
摘要
申请公布号
DE7028307(U)
申请公布日期
1970.10.29
申请号
DE19700028307U
申请日期
1970.07.28
申请人
BAU-STAHLGEWEBE GMBH
发明人
分类号
E04B5/32;E04C5/06;E04G11/38
主分类号
E04B5/32
代理机构
代理人
主权项
地址
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