Two prison device of security and protection of infrared microwave

The utility model provides a two prison device of security and protection of infrared microwave belongs to control field, including at least one floor controlling means, every floor controlling means all is connected with outside night shift room controller, every floor controlling means all include...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	PENG GAOFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS
Online-Zugang:	Volltext bestellen
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