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经营范围
发明名称
Ophthalmic lens
摘要
申请公布号
US2087234(A)
申请公布日期
1937.07.20
申请号
US19350023695
申请日期
1935.05.27
申请人
TRUSTEES OF DARTMOUTH COLLEGE
发明人
JR. ADELBERT AMES,;GLIDDON GORDON H.
分类号
G02C7/02
主分类号
G02C7/02
代理机构
代理人
主权项
地址
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