Yong Xu

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Automatic gas cylinder filling system and operating instructions
- Patent number 10,648,617
- Issue date May 12, 2020
- Jining Xieli Special Gas Co., ltd
- Yong Xu
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC GAS CYLINDER FILLING SYSTEM AND OPERATING INSTRUCTIONS
- Publication number 20200124232
- Publication date Apr 23, 2020
- Jining Xieli Special Gas Co.,ltd
- Yong Xu
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS