Do-Jin Chung

Follow

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Manufacturing method for eyelet and structure thereof
- Patent number 8,407,868
- Issue date Apr 2, 2013
- Qingdao Gyoha En-Tech Co., Ltd.
- Do-Jin Chung
- A44 - HABERDASHERY JEWELLERY

Patents Applicationslast 30 patents

Information Patent Application
Manufacturing method for eyelet and structure thereof
- Publication number 20060200954
- Publication date Sep 14, 2006
- QINGDAO GYOHA EN-TECH CO, LTD
- Do-Jin Chung
- A44 - HABERDASHERY JEWELLERY