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经营范围
发明名称
TUNNELLFORSTERKNINGSELEMENT.
摘要
申请公布号
NO771615(A)
申请公布日期
1977.11.08
申请号
NO19770001615
申请日期
1977.05.06
申请人
GRUBER, RUDOLF,
发明人
GRUBER, RUDOLF,
分类号
E04C5/18;E21D11/10;E21D11/15;E21D11/18;(IPC1-7):E21D/
主分类号
E04C5/18
代理机构
代理人
主权项
地址
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