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发明名称
ANATOMICAL NOSEPIECE FOR SPECTACLES
摘要
申请公布号
EP0428043(A3)
申请公布日期
1991.10.02
申请号
EP19900121210
申请日期
1990.11.06
申请人
SILCON PLASTIC S.R.L.
发明人
BATTISTIN, PIETRO
分类号
G02C5/00;G02C5/12;(IPC1-7):G02C5/12
主分类号
G02C5/00
代理机构
代理人
主权项
地址
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