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发明名称
Dispositif de coupe, notamment pour machine d'abatage de charbon
摘要
申请公布号
FR1321556(A)
申请公布日期
1963.03.22
申请号
FR19620887351
申请日期
1962.02.08
申请人
SOCIETE ALSACIENNE DE CONSTRUCTIONS MECANIQUES
发明人
AUDEMAR PIERRE
分类号
E21C31/04
主分类号
E21C31/04
代理机构
代理人
主权项
地址
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