No. 2 Engineering Co. of CCCC First Harbor Engineering Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for No. 2 Engineering Co. of CCCC First Harbor Engineering Co., Ltd..The latest application filed is for "dredging system and dredger for pre-paved gravel foundation bed surface in open sea deepwater".
- No. 2 Engineering Co. of CCCC First Harbor Engineering Co., Ltd. - Shandong CN
| Patent | Date |
|---|---|
| Dredging system and dredger for pre-paved gravel foundation bed surface in open sea deepwater Grant 10,689,828 - Lin , et al. | 2020-06-23 |
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