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发明名称
Mit Beton gefuelltes Stahlrohr aus schraubenfoermig verschweisstem profiliertem Bandstahl als Rohrstuetze
摘要
申请公布号
DE1559558(A1)
申请公布日期
1970.04.16
申请号
DE19651559558
申请日期
1965.11.04
申请人
HERTEL,DIPL.-ING. WILHELM
发明人
WILHELM HERTEL,DIPL.-ING.
分类号
E04C3/34
主分类号
E04C3/34
代理机构
代理人
主权项
地址
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