Manhole cover main beam

CN309234968SActive Publication Date: 2025-04-11ZHEJIANG HENGCHANG TECH CO LTD
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Patent Information

Application Number
CN202430543038.8
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-08-27
Publication Date
2025-04-11
Estimated Expiration
2039-08-27

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Abstract

1. The name of this design product: manhole cover main beam. 2. Purpose of this design product: used to make the main beam of manhole covers. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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