Lifesaving device for ship

The utility model provides a lifesaving device for a ship. The lifesaving device solves the problem that life safety is threatened due to the fact that the body temperature of people falling into water floats on the water for a long time. A propeller is arranged at one end of the shell, the shell is...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: FANG WEILI, WU JIANGUO, PENG XIAOXING, HE HAI, JIANG BO, LU XIANG'AN, YU YOU'AN, WU JIAQI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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