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经营范围
发明名称
HAND-FREE HEARING-AID TELEPHONE
摘要
申请公布号
KR0159358(B1)
申请公布日期
1998.12.01
申请号
KR19950048900
申请日期
1995.12.12
申请人
KETRI
发明人
KANG, KYUNG-OK;KANG, SUNG-HUN;KIM, SUNG-HAN
分类号
H04M1/60;(IPC1-7):H04M1/60
主分类号
H04M1/60
代理机构
代理人
主权项
地址
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