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发明名称
IMPROVEMENTS IN OR RELATING TO DEVICES FOR SECURING AND TIGHTENING STRINGS IN PIANOS AND LIKE STRINGED INSTRUMENTS
摘要
申请公布号
GB1274373(A)
申请公布日期
1972.05.17
申请号
GB19700007277
申请日期
1970.02.16
申请人
AB NORDISKA PIANO
发明人
分类号
G10D3/12;G10C3/10
主分类号
G10D3/12
代理机构
代理人
主权项
地址
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