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发明名称
三角体扬琴
摘要
申请公布号
CN3022703D
申请公布日期
1993.12.29
申请号
CN93306629.5
申请日期
1993.05.13
申请人
关长久
发明人
关长久
分类号
17-03
主分类号
17-03
代理机构
辽宁专利事务所
代理人
史旭泰
主权项
地址
113003辽宁省抚顺市露天区平山南街八委八组9-59-1号
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