| 发明名称 |
OPTICAL ILLUSION DEVICE |
| 摘要 |
|
| 申请公布号 |
CA349162(A) |
申请公布日期 |
1935.03.26 |
| 申请号 |
CAD349162 |
申请日期 |
|
| 申请人 |
THE MAGNAVOX COMPANY |
发明人 |
WILLIAM B. F. HALL |
| 分类号 |
|
主分类号 |
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| 代理机构 |
|
代理人 |
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| 主权项 |
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| 地址 |
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