Chui-Whay Koo

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Sungbuk-Ku, Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Soil hardening mortar and method for making the same
- Patent number 5,389,702
- Issue date Feb 14, 1995
- Chui-Whay Koo
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES