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经营范围
发明名称
Adjustable damper
摘要
申请公布号
US2186353(A)
申请公布日期
1940.01.09
申请号
US19380216061
申请日期
1938.06.27
申请人
CONTROLAIR MANUFACTURING CO.;H. S. MCCLELLAND, INC.
发明人
WHEELER CHARLES S.
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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