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发明名称
Ring watch
摘要
申请公布号
US2066437(A)
申请公布日期
1937.01.05
申请号
US19360093279
申请日期
1936.07.29
申请人
JOSEPH VITRONE
发明人
VITRONE JOSEPH
分类号
A44C9/00;A44C17/02;G04B37/12
主分类号
A44C9/00
代理机构
代理人
主权项
地址
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