发明名称 |
Object capped by a protective layer |
摘要 |
An object, which is particularly destined for use in horology or jewelry, includes a substrate which constitutes the framework and which is preferably formed from injected cast aluminium. A decorative and protective coating overlays the substrate, such coating consisting of a deposit of a first layer of aluminium in a substantially pure state and a second layer capping the first, said second layer being constituted of aluminium oxide formed from the first layer. The object may be a watch case or a bracelet link.
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申请公布号 |
US5029149(A) |
申请公布日期 |
1991.07.02 |
申请号 |
US19900572548 |
申请日期 |
1990.08.27 |
申请人 |
ETA S.A. FABRIQUES D'EBAUCHES |
发明人 |
MUELLER, JACQUES;TRIPONEZ, ANDRE |
分类号 |
A44C5/00;B32B9/00;B32B15/01;C25D11/04;G04B37/22 |
主分类号 |
A44C5/00 |
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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