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发明名称
Apparatus for controlling breathing of oil-containing housings
摘要
申请公布号
US1759971(A)
申请公布日期
1930.05.27
申请号
US19240739003
申请日期
1924.09.22
申请人
THE OHIO BRASS COMPANY
发明人
AUSTIN ARTHUR O.
分类号
H01F27/14
主分类号
H01F27/14
代理机构
代理人
主权项
地址
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