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发明名称
GLASHALTERUNG FUER RANDLOSE BRILLEN
摘要
申请公布号
DE7614516(U1)
申请公布日期
1977.04.21
申请号
DE19760014516U
申请日期
1976.05.07
申请人
ERWA-OPTIK A. ROOS, 7530 PFORZHEIM
发明人
分类号
G02C1/02;(IPC1-7):G02C1/02
主分类号
G02C1/02
代理机构
代理人
主权项
地址
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