Comfortable dental chair capable of synchronously adjusting back cushion and seat

The invention relates to the technical field of medical apparatus, and discloses a comfortable dental chair capable of synchronously adjusting a back cushion and a seat. The comfortable dental chair comprises a rotary base, wherein a driving gear is fixedly mounted in a support seat, a driven gear i...

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1. Verfasser: LI YOU'AN
Format: Patent
Sprache:chi ; eng
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