| 发明名称 |
MAP RETRIEVING DEVICE |
| 摘要 |
|
| 申请公布号 |
JPH01177678(A) |
申请公布日期 |
1989.07.13 |
| 申请号 |
JP19880002174 |
申请日期 |
1988.01.08 |
| 申请人 |
NEC CORP |
发明人 |
YOSHIHARA RYOJI |
| 分类号 |
G09B29/00;G06F17/30 |
主分类号 |
G09B29/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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