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经营范围
发明名称
Combined insulation trim and damper positioning means for ducts
摘要
申请公布号
US2966169(A)
申请公布日期
1960.12.27
申请号
US19580743122
申请日期
1958.06.19
申请人
REECE CLARK B
发明人
REECE CLARK B.
分类号
F16K1/16;F16L59/04;F23L13/00;F24F13/14
主分类号
F16K1/16
代理机构
代理人
主权项
地址
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