Square hole drill bit assembly (four wheels)
CN309510388SActive Publication Date: 2025-09-23CHONGQING RONGZHOU MACHINERY MANUFACTURING CO LTD
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Patent Information
- Application Number
- CN202530054795.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-06
- Publication Date
- 2025-09-23
- Estimated Expiration
- 2040-02-06
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: Square hole drill assembly (four wheels). 2. Purpose of this design product: used for foundation pit excavation and cutting. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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