| 发明名称 |
SAGGING GLASS ARTICLES |
| 摘要 |
<p>SAGGING GLASS ARTICLES A preformed sheet of glass is formed by sagging such a sheet with a plurality of linked indentations comprising multiple curved interdependent impressions from which a plurality of sagged pieces are cut to produce lenses in final form.</p> |
| 申请公布号 |
CA1077720(A) |
申请公布日期 |
1980.05.20 |
| 申请号 |
CA19770274855 |
申请日期 |
1977.03.28 |
| 申请人 |
CORNING GLASS WORKS |
发明人 |
BOURG, ANDRE;HAZART, JEAN-PIERRE;JOURET, JACQUES-YVES |
| 分类号 |
C03B19/00;(IPC1-7):03B19/00 |
主分类号 |
C03B19/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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