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31st March 1988, Page 113
31st March 1988
Page 113
Page 113, 31st March 1988
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Updated Hydraulics Testers
• A new series of portable testers for hydraulic systems is introduced by Webster Instruments, Series 2 HT testers measure flow, pressure, temperature and shaft or motor speed,......
No False Alarms
• An ultrasonic intrusion detection system from Autoroofs has a microprocessor which discriminates againsts false alarms. The processor is programmed with seven levels of......