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发明名称
Watchmaker's tool
摘要
申请公布号
US2231311(A)
申请公布日期
1941.02.11
申请号
US19400345687
申请日期
1940.07.15
申请人
WILTON EDGAR F
发明人
WILTON EDGAR F.
分类号
G04D3/04
主分类号
G04D3/04
代理机构
代理人
主权项
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