CCPIT 전리대리부

• 한국발명진흥회
• • 발명특허
  • /
  • v.14 no.10 s.164
  • /
  • pp.38-41
  • /
  • 1989
• PDF

EIAK소식

• Korea Electronics Association
• • Journal of Korean Electronics
  • /
  • v.10 no.6
  • /
  • pp.104-109
  • /
  • 1990
• PDF

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