Mine intrinsically safe speakers
CN309232565SActive Publication Date: 2025-04-11BEIDOU TIANDI CO LTD
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Patent Information
- Application Number
- CN202430461673.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-23
- Publication Date
- 2025-04-11
- Estimated Expiration
- 2039-07-23
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: Intrinsically safe speaker for mining. 2. Purpose of this design product: The mine intrinsically safe speaker is a mine broadcasting equipment. 3. The design key points of this appearance design product are: the combination of shape, pattern and color. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. The design for which protection is sought includes color.
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