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经营范围
发明名称
Improved safety tube for pneumatic tyres
摘要
申请公布号
GB663265(A)
申请公布日期
1951.12.19
申请号
GB19490001696
申请日期
1949.01.21
申请人
DUNLOP RUBBER COMPANY LIMITED;ERNEST FREDERICK POWELL;REGINALD FRANK DAW
发明人
分类号
B60C5/20
主分类号
B60C5/20
代理机构
代理人
主权项
地址
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