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    Underwater escape device for submarine personnel

    Free access
    YUAN HENGRONG / FANG YIQUN / XIANG DAO et al. | European Patent Office | 2022

    Floating escape hindered deceleration system

    Free access
    YUAN HENGRONG / FANG YIQUN / BAO XIAOCHEN et al. | European Patent Office | 2022

    Anti-falling device for simulating escape cabin

    Free access
    FANG YIQUN / FAN WEI / CHEN HAITING et al. | European Patent Office | 2024

    Simulation escape cabin use method and auxiliary device

    Free access
    FANG YIQUN / FAN WEI / CHEN HAITING et al. | European Patent Office | 2024