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发明名称
Ventilator
摘要
申请公布号
US1798041(A)
申请公布日期
1931.03.24
申请号
US19280326200
申请日期
1928.12.15
申请人
GENEVA SISUNG MARY
发明人
SISUNG MARY GENEVA
分类号
F24F13/15
主分类号
F24F13/15
代理机构
代理人
主权项
地址
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