Midrange calibration device for a room
CN309728403SActive Publication Date: 2026-01-09张永春 +3
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Patent Information
- Application Number
- CN202430763509.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-02
- Publication Date
- 2026-01-09
- Estimated Expiration
- 2039-12-02
Smart Images
Figure 000021_ABST
Abstract
1. The name of the design product: room low frequency calibration device. 2. The use of the design product: the design product is mainly used for the improvement and calibration of room acoustics in architectural acoustics, decoration. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: assembly state perspective view.
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