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发明名称
Torquing device
摘要
申请公布号
GB2230988(A)
申请公布日期
1990.11.07
申请号
GB19900009037
申请日期
1990.04.23
申请人
ALEXANDER * MCCUTCHEON
发明人
ALEXANDER * MCCUTCHEON
分类号
B25B21/00;E21B19/16
主分类号
B25B21/00
代理机构
代理人
主权项
地址
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