prEN 50136-1-4

Alarm systems - Alarm transmission systems and equipment - Part 1-4: Requirements for systems with voice communicators using the public switched telephone network prEN 50136-1-4

Current stage: 30.97 End of interruption of work - split/merged Oct 11, 2007

Originator: CENELEC

Owner: CLC/TC 79 Alarm systems

Type: European Norm

ABANDON
prEN 50136-1-4
30.97 End of interruption of work - split/merged
Oct 11, 2007

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