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发明名称
Device for cleaning electrical and associated equipment
摘要
申请公布号
US2245859(A)
申请公布日期
1941.06.17
申请号
US19390309488
申请日期
1939.12.15
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
HUNTER FREDERICK RAYMOND
分类号
H05K7/00
主分类号
H05K7/00
代理机构
代理人
主权项
地址
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