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经营范围
发明名称
Improvements in and relating to polishing machines
摘要
申请公布号
GB413851(A)
申请公布日期
1934.07.26
申请号
GB19330015077
申请日期
1933.05.25
申请人
CYRIL CUNINGHAM BOULTON
发明人
分类号
A47L21/02
主分类号
A47L21/02
代理机构
代理人
主权项
地址
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