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发明名称
Spectacle mounting
摘要
申请公布号
US2239266(A)
申请公布日期
1941.04.22
申请号
US19390292221
申请日期
1939.08.28
申请人
EPSTEIN, WIENER & JACOBY
发明人
EPSTEIN MORRIS
分类号
G02C1/08
主分类号
G02C1/08
代理机构
代理人
主权项
地址
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