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发明名称
Optical projection system with negative diopter magnifying lens
摘要
申请公布号
US3178996(A)
申请公布日期
1965.04.20
申请号
US19610088412
申请日期
1961.02.10
申请人
ANTON EVAN J
发明人
ANTON EVAN J.
分类号
G02B1/00
主分类号
G02B1/00
代理机构
代理人
主权项
地址
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