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经营范围
发明名称
Procédé et dispositif de montage de revêtements de puits de mines
摘要
申请公布号
FR1182880(A)
申请公布日期
1959.06.30
申请号
FRD1182880
申请日期
1957.09.17
申请人
AKTIENGESELLSCHAFT FUER UNTERNEHMUNGEN DER EISEN- UND STAHLINDUSTRIE
发明人
分类号
E21D5/00;E21D5/12
主分类号
E21D5/00
代理机构
代理人
主权项
地址
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