Sit reminding device for a long time

The utility model discloses a sit reminding device for a long time, including treater, micro motor, distance measuring sensor, the optical emitter, treater electric connection micro motor, distance measuring sensor, the optical emitter, characterized in that, distance measuring sensor is located the...

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