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发明名称
Ophthalmic mounting
摘要
申请公布号
US2297338(A)
申请公布日期
1942.09.29
申请号
US19380231609
申请日期
1938.09.24
申请人
WILLSON PRODUCTS, INC.
发明人
WILLSON THOMAS A.
分类号
G02C5/00
主分类号
G02C5/00
代理机构
代理人
主权项
地址
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