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经营范围
发明名称
HELICALLY WOUND TUBING.
摘要
申请公布号
IE33977(L)
申请公布日期
1970.04.17
申请号
IE19690001413
申请日期
1969.10.14
申请人
BOWATER BUILDING PRODUCTS LTD.
发明人
分类号
B21C37/12;F16B4/00;F16L9/06;(IPC1-7):B21C37/06
主分类号
B21C37/12
代理机构
代理人
主权项
地址
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