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发明名称
电子琴
摘要
申请公布号
CN3038743D
申请公布日期
1995.12.20
申请号
CN94307882.2
申请日期
1994.02.04
申请人
上海无线电二十一厂
发明人
王慧君; 曹宇
分类号
17-01
主分类号
17-01
代理机构
上海市仪表电讯工业局专利事务所
代理人
许文珍; 佘桂明
主权项
地址
200041上海市江宁路631号
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