| 发明名称 |
COMPOSITE SHINGLE |
| 摘要 |
Disclosed is a composite roofing shingle. The preferred roofing shingle includes a mixture of a polymer and a filler. The preferred blend includes between about 35-65% polyethylene and 50-70% crushed limestone filler. |
| 申请公布号 |
PT1260649(E) |
申请公布日期 |
2008.09.29 |
| 申请号 |
PT20020011469T |
申请日期 |
2002.05.24 |
| 申请人 |
EPOCH COMPOSITE PRODUCTS INC. |
发明人 |
RANDAL J. JOLITZ |
| 分类号 |
E04D1/20;E04D1/22;E04D1/26 |
主分类号 |
E04D1/20 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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