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经营范围
发明名称
Pipe Fittings
摘要
申请公布号
GB2022750(A)
申请公布日期
1979.12.19
申请号
GB19790019321
申请日期
1979.06.04
申请人
ROTHSCHILD M L
发明人
分类号
B21D39/04;F16L17/04;F16L21/06;F16L25/14;F16L27/12;F16L47/12;F16L47/18;(IPC1-7):F16L27/12
主分类号
B21D39/04
代理机构
代理人
主权项
地址
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