发明授权
US08266861B2 Process of producing hip, ridge or rake shingles, and high profile shingles produced thereby 有权
生产臀部,脊部或耙子带的过程以及由此产生的高调带状疱疹

Process of producing hip, ridge or rake shingles, and high profile shingles produced thereby
摘要:
A hip, ridge or rake shingle is provided, having a high profile, by using various shingle layers to form a built-up wedge-shaped headlap portion, comprised of a plurality of layers of different dimensions in the headlap portion of the shingle, and the process for manufacturing the same from a single sheet of shingle material is provided.
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