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经营范围
发明名称
Extenseur pour étançon de mines
摘要
申请公布号
FR1083882(A)
申请公布日期
1955.01.13
申请号
FRD1083882
申请日期
1953.09.22
申请人
发明人
BRESCHARD JEAN-MARC;BRESCHARD MICHEL;MICHEL JACQUES-FRANCOIS
分类号
E21D15/58;E21D15/582
主分类号
E21D15/58
代理机构
代理人
主权项
地址
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