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发明名称
Vibratory motor device
摘要
申请公布号
US2120273(A)
申请公布日期
1938.06.14
申请号
US19360105297
申请日期
1936.10.12
申请人
UTAH RADIO PRODUCTS COMPANY
发明人
BARRETT EDWARD L.
分类号
H01H50/76
主分类号
H01H50/76
代理机构
代理人
主权项
地址
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