Ventilating device

CN309950814SActive Publication Date: 2026-04-28SOUTHWEST PETROLEUM UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
SOUTHWEST PETROLEUM UNIV
Filing Date
2025-09-01
Publication Date
2026-04-28

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Abstract

1. Name of the designed product: ventilation device. 2. Use of the designed product: ventilation of closed building space. 3. Design points of the designed product: in the combination of shape and color. 4. Picture or photo best indicating the design points: perspective view. 5. The designed product contains color.
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