Waist rest movable adjusting structure applied to office chair

A waist rest movable adjusting structure applied to an office chair comprises a backrest frame and a waist rest body located on the front side of the backrest frame, a movable seat is rotationally connected to the backrest frame, an adjusting seat is arranged on the movable seat, one end of the adju...

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Bibliographische Detailangaben
1. Verfasser: TAN JIANZHONG
Format: Patent
Sprache:chi ; eng
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