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发明名称
Cemented three-lens apochromatic objective
摘要
申请公布号
US2768555(A)
申请公布日期
1956.10.30
申请号
US19550502894
申请日期
1955.04.21
申请人
CARL ZEISS
发明人
KNUTTI HELMUT
分类号
G02B9/02
主分类号
G02B9/02
代理机构
代理人
主权项
地址
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