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经营范围
发明名称
VIOLA
摘要
FIELD: musical instruments. ^ SUBSTANCE: device has supporting rod, extending from the body and locked by a latch in button bushing, and as a substrate cello substrate is used. ^ EFFECT: higher efficiency. ^ 2 cl, 2 dwg, 3 app
申请公布号
RU2253909(C2)
申请公布日期
2005.06.10
申请号
RU20030119121
申请日期
2003.06.27
申请人
发明人
SAFRONOV A.E.;NEJFAKH E.A.
分类号
G10D1/02
主分类号
G10D1/02
代理机构
代理人
主权项
地址
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