Drilling head (road and bridge construction)

CN309581748SActive Publication Date: 2025-11-04CHINA FIRST HIGHWAY ENGINEERING CO LTD +2
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Patent Information

Application Number
CN202530061221.9
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-02-12
Publication Date
2025-11-04
Estimated Expiration
2040-02-12

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Abstract

1. The name of the design product: drilling machine head (road and bridge construction). 2. The use of the design product: drilling machine head for construction. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.
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