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发明名称
Laminar roofing product.
摘要
<p>The shingle includes first, second, and third substrates (resp. 20,26,28). The first substrate (20) includes a woven polyester mat, treated to make it fire-resistant and to keep it from stretching, embedded in an asphalt lamina. <IMAGE></p>
申请公布号
EP0573363(A1)
申请公布日期
1993.12.08
申请号
EP19930401421
申请日期
1993.06.03
申请人
AMERICAN HEARTLAND ROOFING PRODUCTS, INC.
发明人
HULETT, JOHN K.
分类号
E04D1/28;E04D1/26;E04D3/35;E04D5/10;(IPC1-7):E04D1/26
主分类号
E04D1/28
代理机构
代理人
主权项
地址
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