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发明名称
Improvements in waterproof watchcases
摘要
申请公布号
GB660365(A)
申请公布日期
1951.11.07
申请号
GB19480020165
申请日期
1948.07.28
申请人
THERESIA MARIA WACHTER
发明人
分类号
G04B37/10
主分类号
G04B37/10
代理机构
代理人
主权项
地址
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