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经营范围
发明名称
Elektrische Bohrmaschine mit veraenderlichem Vorschub
摘要
申请公布号
DE1173409(B)
申请公布日期
1964.07.09
申请号
DE1957C015711
申请日期
1957.10.30
申请人
CONSTRUCTIONS ELECTRO-MECANIQUES DE SAINT-ETIENNE (ANCIENNE USINE WAGEOR)
发明人
分类号
E21B44/02
主分类号
E21B44/02
代理机构
代理人
主权项
地址
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