Chang-Wook Kim

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Busan, KR

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Patents Grantslast 30 patents

Information Patent Grant
Shock absorption stand for a road
- Patent number 6,520,711
- Issue date Feb 18, 2003
- Geo Do Industry Co., Ltd.
- Chang-Wook Kim
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Shock absorption stand for a road
- Publication number 20020146283
- Publication date Oct 10, 2002
- Chang-Wook Kim
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES