发明名称 Rotatable Swissball AB Trainer
摘要 The present invention provides fitness sit-up chair, which is typically comprised of a frame and an exercise ball, wherein said frame is constructed of a support and a triangle stand, said exercise ball is mounted on the foldable triangle stand. The AB trainer has easy exercising, easy folding, occupying small volume features, meanwhile facilitates to packaging, transporting and storing.
申请公布号 US2008261789(A1) 申请公布日期 2008.10.23
申请号 US20070967146 申请日期 2007.12.29
申请人 HSU CHIH-MING 发明人 HSU CHIH-MING
分类号 A63B26/00 主分类号 A63B26/00
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