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经营范围
发明名称
Improvements in and relating to heading tools
摘要
申请公布号
GB945520(A)
申请公布日期
1964.01.02
申请号
GB19610012270
申请日期
1961.04.05
申请人
SROUBARNY LIBCICE
发明人
分类号
B21K1/44
主分类号
B21K1/44
代理机构
代理人
主权项
地址
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