Visual doorbell support with changeable installation angle

The utility model provides a visual doorbell support with a changeable installation angle, and relates to the technical field of doorbell supports, the visual doorbell support with the changeable installation angle comprises a visual doorbell, and the visual doorbell is installed on an installation...

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Bibliographische Detailangaben
Hauptverfasser:	WANG XIUPING, LI FULI, LAI JIYANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS BLASTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY ENGINEERING ELEMENTS AND UNITS FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING ORDER TELEGRAPHS PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION SIGNALLING SIGNALLING OR CALLING SYSTEMS STANDS OR SUPPORTS THERMAL INSULATION IN GENERAL WEAPONS
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