发明名称 Walker device
摘要 A walker device for aiding crippled or infirm persons to walk and to rise from a sitting position to a standing position. The walker device includes a mechanism located at floor level and secured to the legs of the device for applying foot pressure to the frame of the walker as the person rises from a sitting position to a standing position.
申请公布号 US4474202(A) 申请公布日期 1984.10.02
申请号 US19820378853 申请日期 1982.05.17
申请人 BLECHNER, RALPH 发明人 BLECHNER, RALPH
分类号 A61H3/00;(IPC1-7):A61H3/00 主分类号 A61H3/00
代理机构 代理人
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