发明名称 |
Eyeglass-frame |
摘要 |
An eyeglass-frame, in particular its each bow is made up of a Ti-Ni base alloy core of super elasticity and high Ni-content sheath cladded together so that it reduces plastic deformation during use and assures high workability in production, thereby the eyeglass-frame constantly resting stably on the wearers facial contour with no increase in discomfort on the wearer.
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申请公布号 |
US4472035(A) |
申请公布日期 |
1984.09.18 |
申请号 |
US19820358376 |
申请日期 |
1982.03.15 |
申请人 |
NIPPON GAKKI SEIZO KABUSHIKI KAISHA |
发明人 |
TAKAMURA, MASAYUKI;KURAHASHI, KAZUO |
分类号 |
B32B15/01;C22C14/00;G02C5/00;G02C5/14;(IPC1-7):G02C5/18;G02C5/02 |
主分类号 |
B32B15/01 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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