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经营范围
发明名称
Gepanzerter Betontuebbing
摘要
申请公布号
DE1171379(B)
申请公布日期
1964.06.04
申请号
DE1961W029391
申请日期
1961.02.02
申请人
WAYSS & FREYTAG KOMMANDITGESELLSCHAFT
发明人
分类号
E21D5/00;E21D5/012;E21D5/11;E21D11/38
主分类号
E21D5/00
代理机构
代理人
主权项
地址
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