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经营范围
发明名称
Intercom system
摘要
申请公布号
GB0311711(D0)
申请公布日期
2003.06.25
申请号
GB20030011711
申请日期
2003.05.21
申请人
AIPHONE CO LTD
发明人
分类号
H05K7/00;H04M1/00;H04M1/02;H04M1/21;H04M1/723;H04M1/738;H04M9/00;H04M9/02;H05K5/02
主分类号
H05K7/00
代理机构
代理人
主权项
地址
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