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经营范围
发明名称
Eye protective device
摘要
申请公布号
US2645775(A)
申请公布日期
1953.07.21
申请号
US19500196449
申请日期
1950.11.18
申请人
AMERICAN OPTICAL COMPANY
发明人
SPLAINE EDWARD M.
分类号
A61F9/02
主分类号
A61F9/02
代理机构
代理人
主权项
地址
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