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发明名称
Brille, deren Hauptgestell mit einem Zusatzgestell gleicher Groesse versehen ist
摘要
申请公布号
DE546413(C)
申请公布日期
1932.03.12
申请号
DED546413D
申请日期
1930.04.26
申请人
JULIUS RHEINBERG
发明人
分类号
G02C7/08;G02C9/02
主分类号
G02C7/08
代理机构
代理人
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地址
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