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发明名称
Ventilator
摘要
申请公布号
US2641987(A)
申请公布日期
1953.06.16
申请号
US19510210240
申请日期
1951.02.09
申请人
BURGAN JOSEPH N
发明人
BURGAN JOSEPH N.
分类号
F24F7/02
主分类号
F24F7/02
代理机构
代理人
主权项
地址
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