loudspeaker
CN310302046SActive Publication Date: 2026-11-06DELI GROUP CO LTD
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Patent Information
- Application Number
- CN202630269630.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2026-05-28
- Publication Date
- 2026-11-06
- Estimated Expiration
- 2041-05-28
Smart Images
Figure 000007_ABST
Abstract
1. Name of the product in this design: Megaphone. 2. Purpose of this design: This design is used for sound amplification and amplification in scenarios such as teaching lectures, tour guide explanations, outdoor advertising, and public address systems. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design.
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