| 发明名称 |
SINGLEECABLE SEPARATE GROUP TRANSMISSION SYSTEM |
| 摘要 |
PURPOSE:To secure an efficient and perfect mutual communication between positions through a separate group two-wire system using a single cable distributed in a T-shaped formation. |
| 申请公布号 |
JPS5326640(A) |
申请公布日期 |
1978.03.11 |
| 申请号 |
JP19760101831 |
申请日期 |
1976.08.25 |
| 申请人 |
NIPPON ELECTRIC CO |
发明人 |
KINUGASA NORIO |
| 分类号 |
H03H7/48;H04B3/00;H04B3/38 |
主分类号 |
H03H7/48 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
