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经营范围
发明名称
Improvements in dental handpiece
摘要
申请公布号
GB577406(A)
申请公布日期
1946.05.16
申请号
GB19440009574
申请日期
1944.05.18
申请人
NAT CHAYES
发明人
分类号
A61C1/18
主分类号
A61C1/18
代理机构
代理人
主权项
地址
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