| 发明名称 |
Ground conductor monitoring system |
| 摘要 |
Disclosed is a ground conductor monitoring system which makes efficient use of an audio signal to continuously check the continuity of at least the ground conductor of a cable system.
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| 申请公布号 |
US4368498(A) |
申请公布日期 |
1983.01.11 |
| 申请号 |
US19800167018 |
申请日期 |
1980.07.09 |
| 申请人 |
HARVEY HUBBELL INCORPORATED |
发明人 |
NEUHOUSER, DONALD E. |
| 分类号 |
H02H11/00;(IPC1-7):H02H5/10 |
主分类号 |
H02H11/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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