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发明名称
Eye protective device
摘要
申请公布号
US2580605(A)
申请公布日期
1952.01.01
申请号
US19490127086
申请日期
1949.11.14
申请人
AMERICAN OPTICAL COMPANY
发明人
SCHAUWEKER GEORGE H.
分类号
G02C5/04;G02C11/08
主分类号
G02C5/04
代理机构
代理人
主权项
地址
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