| 发明名称 |
光学开关及利用光学开关之光学键盘 |
| 摘要 |
|
| 申请公布号 |
TW108492 |
申请公布日期 |
1989.02.11 |
| 申请号 |
TW077205553 |
申请日期 |
1987.11.23 |
| 申请人 |
古河电气工业股份有限公司 |
发明人 |
千叶一夫;小沼宜弘;小原裕一;外谷隆夫;布施宪一 |
| 分类号 |
G06E3/00 |
主分类号 |
G06E3/00 |
| 代理机构 |
|
代理人 |
何金涂 台北巿大安区敦化南路二段七十七号八楼 |
| 主权项 |
|
| 地址 |
日本 |
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