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发明名称
Ventilator
摘要
申请公布号
US2239767(A)
申请公布日期
1941.04.29
申请号
US19390309601
申请日期
1939.12.16
申请人
B. F. STURTEVANT COMPANY
发明人
ANDERSON SAMUEL M.
分类号
B61D27/00
主分类号
B61D27/00
代理机构
代理人
主权项
地址
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