mouth gag

CN309724487SActive Publication Date: 2026-01-06SHANGHAI NINTH PEOPLES HOSPITAL SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE
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Patent Information

Application Number
CN202530246107.3
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-04-30
Publication Date
2026-01-06
Estimated Expiration
2040-04-30

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Abstract

1. The name of the design product: mouth opening device. 2. The use of the design product: the design product is used for the training of mouth opening. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: combination state 1 perspective view 2.
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