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发明名称
BRANCH SYSTEM OF AN INTER-PHONE
摘要
申请公布号
KR960010326(Y1)
申请公布日期
1996.12.06
申请号
KR19930019611U
申请日期
1993.09.25
申请人
JUNG, JAE-SOON
发明人
JUNG, JAE-SOON
分类号
H04M1/72;(IPC1-7):H04M1/72
主分类号
H04M1/72
代理机构
代理人
主权项
地址
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