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发明名称
Improvements in or relating to watch cases
摘要
申请公布号
GB507868(A)
申请公布日期
1939.06.22
申请号
GB19380008720
申请日期
1938.03.22
申请人
LUCIE BERGSTEIN
发明人
分类号
G04B37/00;G04B37/08
主分类号
G04B37/00
代理机构
代理人
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地址
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