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发明名称
Neck key for saxophones
摘要
申请公布号
US2846917(A)
申请公布日期
1958.08.12
申请号
US19550522732
申请日期
1955.07.18
申请人
HENRI LEFEVRE-SELMER
发明人
LEFEVRE-SELMER HENRI
分类号
G10D7/08
主分类号
G10D7/08
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