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经营范围
发明名称
Spectacle Frame
摘要
申请公布号
GB1173381(A)
申请公布日期
1969.12.10
申请号
GB19670007769
申请日期
1967.02.17
申请人
OPTISCHE WERKE G. RODENSTOCK;RUDOLF RODENSTOCK
发明人
MARTIN OBSTER
分类号
G02C1/04;G02C5/00
主分类号
G02C1/04
代理机构
代理人
主权项
地址
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