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经营范围
发明名称
Système optique et son procédé de fabrication
摘要
申请公布号
FR1107527(A)
申请公布日期
1956.01.03
申请号
FRD1107527
申请日期
1954.06.09
申请人
AMERICAN OPTICAL COMPANY
发明人
分类号
G02B17/08
主分类号
G02B17/08
代理机构
代理人
主权项
地址
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