SHANDONG WEIMA PUMPS MANUFACTURING CO., LTD

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Downhole hydraulic directional control valve used by hydraulic powe...
- Patent number 12,168,912
- Issue date Dec 17, 2024
- SHANDONG WEIMA PUMPS MANUFACTURING CO., LTD
- Bing Guan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
79212380
- Serial number 79212380
- Filing date Apr 10, 2017
- SHANDONG WEIMA PUMPS MANUFACTURING CO.,LTD.
- 7 - Machines and machine tools