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经营范围
发明名称
Improvements in or connected with tapping machines or tools
摘要
申请公布号
GB559738(A)
申请公布日期
1944.03.02
申请号
GB19420016145
申请日期
1942.11.16
申请人
EMILE GROSZ
发明人
分类号
B23G7/00
主分类号
B23G7/00
代理机构
代理人
主权项
地址
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