IEC 60839-2-4
Alarm systems. Part 2: Requirements for intruder alarm systems. Section Four: Ultrasonic Doppler detectors for use in buildings
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| Organization: | IEC |
| Publication Date: | 1 July 1990 |
| Status: | inactive |
| Page Count: | 24 |
| ICS Code (Protection against crime): | 13.310 |
Document History
IEC 60839-2-4
July 1, 1990
Alarm systems. Part 2: Requirements for intruder alarm systems. Section Four: Ultrasonic Doppler detectors for use in buildings
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