发明名称 UNA CUBIERTA DE NEUMATICOS.
摘要 A tire 10 which has an outer 34 and an inner layer 36 of compound in the non-skid portion 30 of the tread 24 thereof. The outer layer 34 is composed of a lower rolling resistance compound than the inner layer 36. The inner layer 36 is composed of a compound which provides better traction than the compound of the outer layer 34.
申请公布号 ES512242(D0) 申请公布日期 1983.04.01
申请号 ES19420005122 申请日期 1982.05.17
申请人 THE GOODYEAR TIRE & RUBBER COMPANY 发明人
分类号 B60C11/00;B60C1/00;B60C11/18;(IPC1-7):60C11/14 主分类号 B60C11/00
代理机构 代理人
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