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发明名称
Photographic teleobjective
摘要
申请公布号
US2239538(A)
申请公布日期
1941.04.22
申请号
US19400322980
申请日期
1940.03.08
申请人
THE FIRM CARL ZEISS
发明人
RICHTER ROBERT
分类号
G02B13/02
主分类号
G02B13/02
代理机构
代理人
主权项
地址
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