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经营范围
发明名称
Oculaire convergent
摘要
申请公布号
FR1011032(A)
申请公布日期
1952.06.18
申请号
FRD1011032
申请日期
1948.11.24
申请人
JEAN COJAN, SOCIETE GENERALE D'OPTIQUE
发明人
分类号
G02B25/00
主分类号
G02B25/00
代理机构
代理人
主权项
地址
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