Drowning help-seeking alarm device based on AIS base station
The utility model discloses a drowning help-seeking alarm device based on an AIS base station, which comprises a life jacket, the life jacket is fixedly connected with a bandage for wearing, a water absorption sponge is fixedly arranged below the back of the life jacket, signal lamp strips are fixed...
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Format: | Patent |
Sprache: | chi ; eng |
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