Hyuk-Joon Youn

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Dielectric ceramic composition
- Patent number 5,756,412
- Issue date May 26, 1998
- Amotron Co., Ltd.
- Hyo-Jong Lee
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES