Jeong Keun Oh

Follow

Person

Seongnam-si, KR

People

Patents Applicationslast 30 patents

Information Patent Application
DOUGHTNUT-SHAPED HOLLOW CORE BODY, BIDIRECTIONAL HOLLOW CORE SLAB U...
- Publication number 20130036693
- Publication date Feb 14, 2013
- Seung Chang Lee
- E04 - BUILDING