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发明名称
Method and means for controlling ionic content of air
摘要
申请公布号
US2060842(A)
申请公布日期
1936.11.17
申请号
US19320587960
申请日期
1932.01.21
申请人
HERMAN SEID
发明人
YAGLOU CONSTANTIN P.
分类号
A61L9/22;F24F3/16
主分类号
A61L9/22
代理机构
代理人
主权项
地址
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