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发明名称
Eyeglass mirror
摘要
申请公布号
US1879516(A)
申请公布日期
1932.09.27
申请号
US19300487104
申请日期
1930.10.08
申请人
JOHN ROWAN
发明人
ROWAN JOHN
分类号
G02C7/14;G02C9/04
主分类号
G02C7/14
代理机构
代理人
主权项
地址
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