| 发明名称 |
MECHANICAL OPTICAL SCANNER |
| 摘要 |
A magnifying and reading device for microfiche films. The required magnification is achieved by breaking up the object into a series of narrow segments and sequentially projecting them onto a viewing screen by a rocking mirror.
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| 申请公布号 |
US3734605(A) |
申请公布日期 |
1973.05.22 |
| 申请号 |
USD3734605 |
申请日期 |
1971.07.21 |
| 申请人 |
PERSONAL COMMUNICATIONS INC,US |
发明人 |
YEVICK G,US |
| 分类号 |
G03B21/11;(IPC1-7):G03B21/26;G03B21/00;G03B21/28 |
主分类号 |
G03B21/11 |
| 代理机构 |
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代理人 |
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| 地址 |
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