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发明名称
Eye protector
摘要
申请公布号
US1838649(A)
申请公布日期
1931.12.29
申请号
US19300432450
申请日期
1930.03.01
申请人
AMERICAN OPTICAL COMPANY
发明人
BAKER NELSON M.
分类号
A61F9/02;D04B11/20
主分类号
A61F9/02
代理机构
代理人
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