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发明名称
Eyeglass lens and method of making same
摘要
申请公布号
US1981815(A)
申请公布日期
1934.11.20
申请号
US19320616079
申请日期
1932.06.08
申请人
STANLEY NATHAN M
发明人
STANLEY NATHAN M.
分类号
G02C7/02
主分类号
G02C7/02
代理机构
代理人
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地址
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