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经营范围
发明名称
Improvements in or relating to tapping attachments
摘要
申请公布号
GB848362(A)
申请公布日期
1960.09.14
申请号
GB19580012357
申请日期
1958.04.18
申请人
EDWARD ALEXANDER
发明人
分类号
B23B31/08;F16D7/08
主分类号
B23B31/08
代理机构
代理人
主权项
地址
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