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发明名称
Electrical apparatus
摘要
申请公布号
US1834447(A)
申请公布日期
1931.12.01
申请号
US19240712630
申请日期
1924.05.12
申请人
ALLEN A. DICKE
发明人
DICKE OSCAR H.
分类号
H02M7/36
主分类号
H02M7/36
代理机构
代理人
主权项
地址
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