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发明名称
REVERSED TELEPHOTO OBJECTIVES HAVING A HIGH INDEX POSITIVE FRONT LENS ELEMENT
摘要
申请公布号
CA516260(A)
申请公布日期
1955.09.06
申请号
CAD516260
申请日期
申请人
CANADIAN KODAK CO.
发明人
KARL TOLLE
分类号
主分类号
代理机构
代理人
主权项
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