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发明名称
Timepiece with automatic winding
摘要
申请公布号
US2292475(A)
申请公布日期
1942.08.11
申请号
US19400360173
申请日期
1940.10.07
申请人
THE FIRM ETERNA S.-A.
发明人
PELLATON BENJAMIN
分类号
G04B5/06
主分类号
G04B5/06
代理机构
代理人
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