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经营范围
发明名称
Ophthalmic mounting
摘要
申请公布号
US1827346(A)
申请公布日期
1931.10.13
申请号
US19290397053
申请日期
1929.10.03
申请人
AMERICAN OPTICAL COMPANY
发明人
BAKER NELSON M.
分类号
G02C5/04
主分类号
G02C5/04
代理机构
代理人
主权项
地址
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