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发明名称
Electric machine
摘要
申请公布号
US1748812(A)
申请公布日期
1930.02.25
申请号
US19210518643
申请日期
1921.11.29
申请人
WAPPLER ELECTRIC COMPANY, INC.
发明人
WAPPLER REINHOLD H.;FAYER CHARLES
分类号
H02M1/20
主分类号
H02M1/20
代理机构
代理人
主权项
地址
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