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发明名称
Method of obtaining treads consisting of two different kinds of rubber compound
摘要
申请公布号
US1913330(A)
申请公布日期
1933.06.06
申请号
US19300480904
申请日期
1930.09.10
申请人
THE GOODYEAR TIRE & RUBBER COMPANY
发明人
BRICKMAN CARL L.
分类号
B29D30/52
主分类号
B29D30/52
代理机构
代理人
主权项
地址
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