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发明名称
Jumelle
摘要
申请公布号
FR785084(A)
申请公布日期
1935.08.01
申请号
FRD785084
申请日期
1935.02.04
申请人
发明人
MAUREL JOSEPH
分类号
G02B23/06;G02B23/16
主分类号
G02B23/06
代理机构
代理人
主权项
地址
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