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发明名称
Hebelartige Hilfsvorrichtung zum Setzen von Firstboegen beim Streckenausbau
摘要
申请公布号
DE1217311(B)
申请公布日期
1966.05.26
申请号
DE1963B072225
申请日期
1963.06.10
申请人
BOCHUMER EISENHUETTE HEINTZMANN & CO.
发明人
THELEN DR.-ING. ALBERT
分类号
E21D11/40
主分类号
E21D11/40
代理机构
代理人
主权项
地址
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