| 发明名称 |
MULTI-MODE ELECTRONIC ARTICLE SURVEILLANCE SYSTEM |
| 摘要 |
A magnetic article surveillance system in which surveillance is carried out by operating the system in first and second different modes of a magnetic transmitting and receiver means in order to make a determination as to the presence of an article in the zone. |
| 申请公布号 |
AU5291690(A) |
申请公布日期 |
1991.01.24 |
| 申请号 |
AU19900052916 |
申请日期 |
1990.04.04 |
| 申请人 |
SENSORMATIC ELECTRONICS CORPORATION |
发明人 |
NAME NOT GIVEN |
| 分类号 |
G01V3/10;G01V3/00;G01V15/00;G08B13/24;H04B1/40 |
主分类号 |
G01V3/10 |
| 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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