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http://ja.wikipedia.org/wiki/TK-80
[IC Collection. TK-80|http://www.st.rim.or.jp/~nkomatsu/evakit/TK80.html]
http://www.sakaki.jp/info/tk80/tk80.htm
http://web.kyoto-inet.or.jp/people/s-oga/tk80/
[ÅÅǾÇîʪ´Û TK-80|http://www4.airnet.ne.jp/mit/Musium/NEC/TK-80.html]
[TK-80¤Î²óÏ©¿Þ(¤¤¤Ä¤Î´Ö¤Ë¤«¥Þ¥Ë¥å¥¢¥ë¤¬¤Þ¤ë¤´¤ÈUP¤µ¤ì¤Æ¤ë¡£Âç¾æÉפʤΤ«¤Ê)|http://www.oct.zaq.ne.jp/i-garage/hiroimono/tk80.htm]
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