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发明名称
Dispositif d'abatage applicable en particulier à l'exploitation minière
摘要
申请公布号
FR1039292(A)
申请公布日期
1953.10.06
申请号
FRD1039292
申请日期
1951.07.02
申请人
MINES DOMANIALES DE POTASSE D'ALSACE
发明人
BAVANT GASTON-JEAN-VICTOR
分类号
E21C27/02
主分类号
E21C27/02
代理机构
代理人
主权项
地址
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