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经营范围
发明名称
Improvements in or relating to thread-grinding machines
摘要
申请公布号
GB583733(A)
申请公布日期
1946.12.30
申请号
GB19440023396
申请日期
1944.11.24
申请人
WALTER HENRY LOVELL
发明人
分类号
B24B53/08
主分类号
B24B53/08
代理机构
代理人
主权项
地址
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