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经营范围
发明名称
FOLDING LORGNON
摘要
申请公布号
CS8902172(A2)
申请公布日期
1991.10.15
申请号
CS19890002172
申请日期
1989.04.10
申请人
SZARVAS JOSEF,CS
发明人
SZARVAS JOSEF,CS
分类号
G02C3/04;(IPC1-7):G02C3/04
主分类号
G02C3/04
代理机构
代理人
主权项
地址
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