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警示牌 (Utility model)
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.
Application Date
14.11.2006
Application No.
200620157173.5
Patent Information
ZL200620157173.5
Others
SIU Kin-wai, Michael
ID No.
IP-359
Country/Region
Mainland China
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