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警示牌
Summary
The utility model provides a caution board including a rating plate, a luminous caution device, an acoustic caution device and a caution control unit. The utility model has the advantages that the caution board with an audible-visual device has a simple structure, and is easy to identify and available of providing caution information for the disabled by a plurality of means.
Industry
Biomedical
Sub Group
Medical Device
Others
SIU Kin-wai, Michael
Country/Region
Mainland China
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