发明名称 Metal roofing shingle and holding strip therefor
摘要 A metal roofing shingle having a main body portion of a generally trapezoidal configuration. A holding strip is utilized for supporting and backing the shingle, when applied to a roof. The entire structure is waterproof, easy to install and extremely durable. The trapezoidal shape of the shingle body provides a unique arrangement whereby moisture which may be driven thereunder by rain storms is readily drained.
申请公布号 US4120132(A) 申请公布日期 1978.10.17
申请号 US19760663439 申请日期 1976.03.03
申请人 KENDRICK, JOHN W. 发明人 KENDRICK, JOHN W.
分类号 E04B7/20;E04D1/18;E04D3/30;E04D3/35;(IPC1-7):E04D1/28;E04D1/34 主分类号 E04B7/20
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