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经营范围
发明名称
SPRING/ACTUATED HINGE FOR SPECTACLES FRAME
摘要
申请公布号
KR200174245(Y1)
申请公布日期
2000.03.15
申请号
KR19990020837U
申请日期
1999.09.29
申请人
KONG, BYONG-SUK
发明人
KONG, BYONG-SUK
分类号
G02C5/22;(IPC1-7):G02C5/22
主分类号
G02C5/22
代理机构
代理人
主权项
地址
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