ALARM

PROBLEM TO BE SOLVED: To allow appropriate control of the volume of output sound indicating an abnormality or a fault, such as fire.SOLUTION: An alarm is powered by a battery 34. An alarm processing section 68 causes an alarm sound indicating an abnormality to be output from a speaker 36 of a notifi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ASANO ISAO, NISHIZAKI HIROMU
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS
Online-Zugang:	Volltext bestellen
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