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发明名称
Current supply means
摘要
申请公布号
US2247133(A)
申请公布日期
1941.06.24
申请号
US19360097571
申请日期
1936.08.24
申请人
REES MACKWORTH G
发明人
REES MACKWORTH G.
分类号
H01B9/00
主分类号
H01B9/00
代理机构
代理人
主权项
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