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经营范围
发明名称
Watch and jewelers' vise
摘要
申请公布号
US2366519(A)
申请公布日期
1945.01.02
申请号
US19420457727
申请日期
1942.09.09
申请人
GREENBERG CHARLES B
发明人
GREENBERG CHARLES B.
分类号
G04D1/02
主分类号
G04D1/02
代理机构
代理人
主权项
地址
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