Gwang Ju Cho

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Gyeongsangnam-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Hybrid artificial wetland water purification system, sewage treatme...
- Patent number 9,221,698
- Issue date Dec 29, 2015
- SUNG IL EN-TECH CO., LTD.
- Sung Chul Kim
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
HYBRID ARTIFICIAL WETLAND WATER PURIFICATION SYSTEM, SEWAGE TREATME...
- Publication number 20140124420
- Publication date May 8, 2014
- KORBI CO., LTD.
- Sung Chul Kim
- E03 - WATER SUPPLY SEWERAGE