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发明名称
BRILLENHALTERUNG
摘要
申请公布号
DE2461351(B2)
申请公布日期
1976.10.21
申请号
DE19742461351
申请日期
1974.12.24
申请人
发明人
分类号
G02C3/00;G02C5/14;(IPC1-7):G02C5/14
主分类号
G02C3/00
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