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经营范围
发明名称
Air register
摘要
申请公布号
US2325444(A)
申请公布日期
1943.07.27
申请号
US19420441452
申请日期
1942.05.02
申请人
PEABODY ENGINEERING CORPORATION
发明人
VROOM ROBERT C.;GRAHAM DAVID P.
分类号
F23C7/00
主分类号
F23C7/00
代理机构
代理人
主权项
地址
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