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经营范围
发明名称
Improvements in or relating to pneumatic player apparatus for musical instruments
摘要
申请公布号
GB438368(A)
申请公布日期
1935.11.15
申请号
GB19340014610
申请日期
1934.05.15
申请人
EDWIN JOSEPH CRACKNELL;ISAAC COOKLIN
发明人
分类号
G10F5/02
主分类号
G10F5/02
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代理人
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