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经营范围
发明名称
Variable focal length optical objective
摘要
申请公布号
US2983194(A)
申请公布日期
1961.05.09
申请号
US19590811478
申请日期
1959.05.06
申请人
OPTIKYLE, INC.
发明人
MILES JOHN R.
分类号
G02B15/14
主分类号
G02B15/14
代理机构
代理人
主权项
地址
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