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经营范围
发明名称
Wrist watch band
摘要
申请公布号
US2448943(A)
申请公布日期
1948.09.07
申请号
US19450602192
申请日期
1945.06.29
申请人
IVAN WOLFF
发明人
WOLFF IVAN
分类号
A44C5/14
主分类号
A44C5/14
代理机构
代理人
主权项
地址
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