发明名称
摘要 A height adjustable crutch comprised of a one piece member which can serve as the combination of the bow and the carrier without any bolt and pins used in conventional types for securing them, so the structure of the height adjustable crutch is simpler and stronger than the conventional types that we can find today.
申请公布号 DE8713382(U1) 申请公布日期 1987.12.03
申请号 DE19870013382U 申请日期 1987.10.06
申请人 WANG-LEE, MEI-CHIN, HSIN-YING, TAINAN, TW 发明人
分类号 A61H3/02;(IPC1-7):A61H3/02 主分类号 A61H3/02
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