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发明名称
Focusing objective lens
摘要
申请公布号
US2503789(A)
申请公布日期
1950.04.11
申请号
US19460698518
申请日期
1946.09.21
申请人
EASTMAN KODAK COMPANY
发明人
WOOD DONALD L.;AKLIN GEORGE H.
分类号
G02B9/34;G02B15/14
主分类号
G02B9/34
代理机构
代理人
主权项
地址
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