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经营范围
发明名称
Vibratory motor
摘要
申请公布号
US2467748(A)
申请公布日期
1949.04.19
申请号
US19460639749
申请日期
1946.01.08
申请人
THE JEFFREY COMPANY
发明人
HITTSON HARKER H.
分类号
H02K33/18
主分类号
H02K33/18
代理机构
代理人
主权项
地址
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