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发明名称
COMBINED KEYPAD SYSTEM WITH INVISUAL SENSOR MATRIX AND INPUTING METHOD FOR LETTER THEREOF
摘要
申请公布号
KR20050053463(A)
申请公布日期
2005.06.08
申请号
KR20030086990
申请日期
2003.12.02
申请人
HAN, MYOUNG COOK
发明人
HAN, MYOUNG COOK
分类号
H04M1/23;(IPC1-7):H04M1/23
主分类号
H04M1/23
代理机构
代理人
主权项
地址
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