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经营范围
发明名称
Watertight watch case
摘要
申请公布号
GB512030(A)
申请公布日期
1939.08.28
申请号
GB19380005866
申请日期
1938.02.24
申请人
ERNEST MORF
发明人
分类号
G04B39/02
主分类号
G04B39/02
代理机构
代理人
主权项
地址
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