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经营范围
发明名称
Nachgiebiger Streckenausbau
摘要
申请公布号
DE943223(C)
申请公布日期
1956.05.17
申请号
DE1952G009453
申请日期
1952.07.29
申请人
KARL GERLACH;DIPL.-ING. HANS GERLACH
发明人
GERLACH KARL
分类号
E21D11/22
主分类号
E21D11/22
代理机构
代理人
主权项
地址
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