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经营范围
发明名称
Improvements in or relating to brake drum lathes
摘要
申请公布号
GB589556(A)
申请公布日期
1947.06.24
申请号
GB19440016607
申请日期
1944.08.31
申请人
HARRY B. BARRETT;H. B. BARRETT, CO. LTD.
发明人
分类号
B23B5/02
主分类号
B23B5/02
代理机构
代理人
主权项
地址
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