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发明名称
电梯对讲内置副机(B型)
摘要
申请公布号
CN301186304S
申请公布日期
2010.05.05
申请号
CN200930072029.0
申请日期
2009.03.27
申请人
珠海德凌电子科技有限公司
发明人
周流芳
分类号
14-03
主分类号
14-03
代理机构
珠海智专专利商标代理有限公司 44262
代理人
张中
主权项
地址
519070 广东省珠海市香洲区梅华西路香洲科技工业区6栋2楼
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