Invention Grant
US09375090B2 Rotatable and collapsible chair 有权
可旋转和折叠的椅子

Rotatable and collapsible chair
Abstract:
A chair comprises a seat, a back, a pivotal connection between the back and the seat, a pair of arms, each in a pivotal connection with the seat and the back, plurality of legs, a rotational connection between the seat, the back and the pair of arms relative to the plurality of legs and a pivotal connection between one end of each leg and the seat.
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