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发明名称
Wanderndes Grubenausbauelement, insbesondere fuer Strebe in geneigter Lagerung
摘要
申请公布号
DE1278378(B)
申请公布日期
1968.09.26
申请号
DE1963G037419
申请日期
1963.04.02
申请人
GULLICK LIMITED
发明人
GASKELL JOSEPH
分类号
E21D23/04
主分类号
E21D23/04
代理机构
代理人
主权项
地址
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