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发明名称
Oculaire grand angulaire
摘要
申请公布号
FR1024557(A)
申请公布日期
1953.04.02
申请号
FRD1024557
申请日期
1950.09.13
申请人
发明人
BERTELE LUDWIG
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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