专利名称：DUCT FLANGE
发明人：RUNYAN, RANDY,TOBEN, JOHN 申请号：US2007023633go2
申请日：20071109theyoungfamily
公开号：WO2008060458A3
公开日：
reject20080821英语四级听力真题mp3下载
专利内容由知识产权出版社提供勺子的英文
我的英文单词摘要：A flange for ductwork is integrally formed at a distal end of a duct surface. A first flange portion is formed perpendicularly outward from the duct surface. A cond flange portion is bent at a right angle from the first flange portion and substantially parallel to the duct surface. A third flange portion is bent back to be in substantial touching relationship with the cond flange portion and towards the first flange portion.
房子的英文高中生社会实践A fourth flange portion is bent at a right angle from the third flange portion to be in substantial touching relationship with the first flange portion. Finally, a fifth flange portion is bent at a right angle from the fourth flange portion to be in substantial touching relationship with the duct surface.
申请人：FORMTEK, INC.
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