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发明名称
Rotating magnet
摘要
申请公布号
US1852232(A)
申请公布日期
1932.04.05
申请号
US19300467681
申请日期
1930.07.14
申请人
THEODOR BUCHHOLD
发明人
BUCHHOLD THEODOR
分类号
H01F7/14
主分类号
H01F7/14
代理机构
代理人
主权项
地址
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