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发明名称
BRILLENGESTELL.
摘要
申请公布号
DE1699553(U)
申请公布日期
1955.06.02
申请号
DE195500O2774U
申请日期
1955.03.21
申请人
OPTISCHE INDUSTRIE H. HAMPEL
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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