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经营范围
发明名称
Schraub-Injektionsanker
摘要
申请公布号
DE29707501(U1)
申请公布日期
1997.06.26
申请号
DE1997207501U
申请日期
1997.04.25
申请人
GEBR. VAN LEEUWEN HARMELEN B.V., HARMELEN, NL
发明人
分类号
E02D5/80;E21B10/44;E21B10/60;E21D21/00
主分类号
E02D5/80
代理机构
代理人
主权项
地址
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