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发明名称
An eye-attachment device
摘要
申请公布号
GB510946(A)
申请公布日期
1939.08.08
申请号
GB19380000275
申请日期
1938.01.05
申请人
WILLIAM FREDERICK WRIGHT
发明人
分类号
G02C7/02
主分类号
G02C7/02
代理机构
代理人
主权项
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