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经营范围
发明名称
Improvements in or relating to the joints of pipes for roadways
摘要
申请公布号
GB328402(A)
申请公布日期
1930.05.01
申请号
GB19290009251
申请日期
1929.03.22
申请人
DUNLOP RUBBER COMPANY LIMITED;WALLACE HENRY PAULL;WALTER DE LA ROCHE BOND
发明人
分类号
F16L27/113
主分类号
F16L27/113
代理机构
代理人
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地址
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