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经营范围
发明名称
Air conditioning control
摘要
申请公布号
US2156317(A)
申请公布日期
1939.05.02
申请号
US19340753840
申请日期
1934.11.20
申请人
NIAGARA BLOWER COMPANY
发明人
JR. HORACE L. SMITH,;JONES LUCIAN N.
分类号
F24F3/14
主分类号
F24F3/14
代理机构
代理人
主权项
地址
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