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经营范围
发明名称
Improvements in or relating to pianofortes
摘要
申请公布号
GB909754(A)
申请公布日期
1962.11.07
申请号
GB19600039490
申请日期
1960.11.17
申请人
HAMMOND ORGAN COMPANY
发明人
分类号
G10H1/34
主分类号
G10H1/34
代理机构
代理人
主权项
地址
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