| 发明名称 |
Precision blocking of lens blanks |
| 摘要 |
Method for the precision blocking of lens blanks by the adjustment of each such blank until it occupies a prescribed position where an alloy hub or "block" is removably affixed to the blank so that it can be properly gripped for finishing.
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| 申请公布号 |
US4288946(A) |
申请公布日期 |
1981.09.15 |
| 申请号 |
US19790006689 |
申请日期 |
1979.01.26 |
| 申请人 |
BICSKEI, BELA J. |
发明人 |
BICSKEI, BELA J. |
| 分类号 |
B24B13/005;(IPC1-7):B24B1/00 |
主分类号 |
B24B13/005 |
| 代理机构 |
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