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经营范围
发明名称
Elastic hinge for glasses with spring, fastening and parallelepiped slider, allowing the earpiece to be stabilized in the closed or open positions respectively, preventing it from twisting
摘要
申请公布号
IT1226686(B)
申请公布日期
1991.01.31
申请号
IT19880085674
申请日期
1988.12.12
申请人
BOLZONELLO ALDO
发明人
BOLZONELLO ALDO
分类号
G02C;(IPC1-7):G02C/
主分类号
G02C
代理机构
代理人
主权项
地址
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