| 发明名称 |
Remote elevator monitoring system |
| 摘要 |
A plurality of operating systems in buildings organized in geographical groups, each group having a local service office, are monitored at both the local offices and a central office for the presence of various combinations of performance criteria defining alarm conditions.
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| 申请公布号 |
US4568909(A) |
申请公布日期 |
1986.02.04 |
| 申请号 |
US19830562624 |
申请日期 |
1983.12.19 |
| 申请人 |
UNITED TECHNOLOGIES CORPORATION |
发明人 |
WHYNACHT, CHARLES |
| 分类号 |
B66B1/06;B66B5/00;B66B5/02;(IPC1-7):B66B3/02 |
主分类号 |
B66B1/06 |
| 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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