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发明名称
Improvements in tubular wind musical instruments
摘要
申请公布号
GB793062(A)
申请公布日期
1958.04.09
申请号
GB19550022926
申请日期
1955.08.09
申请人
CHARLES GEORGE SIMMONDS
发明人
分类号
G10D7/02
主分类号
G10D7/02
代理机构
代理人
主权项
地址
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