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Fastening structure for footrest ring of chair
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Adjustable footrest ring for chair
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Retractable leg rest for chair
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Chair with back tilt adjustment structure
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Armrest interval adjustment structure for a chair
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Armrest structure for a chair
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Chair back elevation adjustment structure
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Chair armrest assembly
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Multifunction control device
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Flexible tilt adjustment device for a chair back
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Fold-down tablet assembly for chair
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