Kyung Yul Han

Person

  • Chung Chung Nam-Do, TW

Patents Applicationslast 30 patents

  • Information Patent Application

    Self-grown monopoly compact grit

    • Publication number 20030044613
    • Publication date Mar 6, 2003
    • Hyun Sam Cho
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL