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经营范围
发明名称
Improvements in or relating to broaching machines
摘要
申请公布号
GB544963(A)
申请公布日期
1942.05.05
申请号
GB19410002041
申请日期
1941.02.14
申请人
AMERICAN BROACH & MACHINE CO.
发明人
分类号
B23D37/04
主分类号
B23D37/04
代理机构
代理人
主权项
地址
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