Dong Young Ryou

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Hwaseong Gyeonggi-Do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Cleaning device
- Patent number 8,769,749
- Issue date Jul 8, 2014
- STS Co., Ltd.
- Dong Young Ryou
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
CLEANING DEVICE
- Publication number 20110094547
- Publication date Apr 28, 2011
- STS CO., LTD.
- Dong Young Ryou
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...