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发明名称
OBJECTIF DE VISEUR
摘要
申请公布号
FR2443696(B1)
申请公布日期
1985.11.15
申请号
FR19780034374
申请日期
1978.12.06
申请人
VANNET GRESSET GERMAINE
发明人
分类号
G02B13/00;G02B23/08;(IPC1-7):G02B9/00;F41G1/00;G02B23/02
主分类号
G02B13/00
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