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经营范围
发明名称
Ventilator
摘要
申请公布号
US2460604(A)
申请公布日期
1949.02.01
申请号
US19440548649
申请日期
1944.08.09
申请人
SIMCOX BURTON B
发明人
SIMCOX BURTON B.
分类号
B64D13/00
主分类号
B64D13/00
代理机构
代理人
主权项
地址
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