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经营范围
发明名称
Watch case construction
摘要
申请公布号
US2619792(A)
申请公布日期
1952.12.02
申请号
US19500179559
申请日期
1950.08.15
申请人
BENRUS WATCH COMPANY, INC.
发明人
SLATER NORMAN
分类号
G04B37/14
主分类号
G04B37/14
代理机构
代理人
主权项
地址
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